LibWeb: Move setting of Web object prototypes to initialize()

This needs to happen before prototype/constructor intitialization can be made lazy. Otherwise, GC could run during the C++ constructor and try to collect the object currently being created.
author: Timothy Flynn <trflynn89@pm.me> 2023-01-10 06:28:20 -0500
committer: Andreas Kling <kling@serenityos.org> 2023-01-10 16:08:14 +0100
commit: 834202aeb9a47c544ab4e61deb813de50bc03946 (patch)
tree: c120e9231fa5451b527131f6e423fac2645253bb
parent: 7bd8fd000f3f8e92ff632be2370a279ac2309250 (diff)
download: serenity-834202aeb9a47c544ab4e61deb813de50bc03946.zip
339 files changed, 1294 insertions, 187 deletions
diff --git a/Userland/Libraries/LibWeb/Bindings/LocationObject.cpp b/Userland/Libraries/LibWeb/Bindings/LocationObject.cpp
index ae44fe8c33..a9a65d4940 100644
--- a/Userland/Libraries/LibWeb/Bindings/LocationObject.cpp
+++ b/Userland/Libraries/LibWeb/Bindings/LocationObject.cpp
@@ -24,7 +24,6 @@ namespace Web::Bindings {
 LocationObject::LocationObject(JS::Realm& realm)
     : PlatformObject(realm)
 {
-    set_prototype(&cached_web_prototype(realm, "Location"));
 }
 
 LocationObject::~LocationObject() = default;
@@ -41,6 +40,8 @@ void LocationObject::initialize(JS::Realm& realm)
     auto& vm = this->vm();
 
     Object::initialize(realm);
+    set_prototype(&ensure_web_prototype<LocationPrototype>(realm, "Location"));
+
     u8 attr = JS::Attribute::Writable | JS::Attribute::Enumerable;
     define_native_accessor(realm, "href", href_getter, href_setter, attr);
     define_native_accessor(realm, "host", host_getter, {}, attr);
diff --git a/Userland/Libraries/LibWeb/CSS/CSSConditionRule.cpp b/Userland/Libraries/LibWeb/CSS/CSSConditionRule.cpp
index b6d142d06c..d3d416fd2c 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSConditionRule.cpp
+++ b/Userland/Libraries/LibWeb/CSS/CSSConditionRule.cpp
@@ -14,7 +14,6 @@ namespace Web::CSS {
 CSSConditionRule::CSSConditionRule(JS::Realm& realm, CSSRuleList& rules)
     : CSSGroupingRule(realm, rules)
 {
-    set_prototype(&Bindings::ensure_web_prototype<Bindings::CSSConditionRulePrototype>(realm, "CSSConditionRule"));
 }
 
 void CSSConditionRule::for_each_effective_style_rule(Function<void(CSSStyleRule const&)> const& callback) const
@@ -23,4 +22,10 @@ void CSSConditionRule::for_each_effective_style_rule(Function<void(CSSStyleRule
         CSSGroupingRule::for_each_effective_style_rule(callback);
 }
 
+void CSSConditionRule::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::CSSConditionRulePrototype>(realm, "CSSConditionRule"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/CSS/CSSConditionRule.h b/Userland/Libraries/LibWeb/CSS/CSSConditionRule.h
index ca431328cf..34b8013d9b 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSConditionRule.h
+++ b/Userland/Libraries/LibWeb/CSS/CSSConditionRule.h
@@ -26,6 +26,8 @@ public:
 
 protected:
     CSSConditionRule(JS::Realm&, CSSRuleList&);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/CSS/CSSFontFaceRule.cpp b/Userland/Libraries/LibWeb/CSS/CSSFontFaceRule.cpp
index b4a784d66b..11dba3358f 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSFontFaceRule.cpp
+++ b/Userland/Libraries/LibWeb/CSS/CSSFontFaceRule.cpp
@@ -21,6 +21,11 @@ CSSFontFaceRule::CSSFontFaceRule(JS::Realm& realm, FontFace&& font_face)
     : CSSRule(realm)
     , m_font_face(move(font_face))
 {
+}
+
+void CSSFontFaceRule::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
     set_prototype(&Bindings::ensure_web_prototype<Bindings::CSSFontFaceRulePrototype>(realm, "CSSFontFaceRule"));
 }
 
diff --git a/Userland/Libraries/LibWeb/CSS/CSSFontFaceRule.h b/Userland/Libraries/LibWeb/CSS/CSSFontFaceRule.h
index 6a7d7d3adf..03e9fcb92b 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSFontFaceRule.h
+++ b/Userland/Libraries/LibWeb/CSS/CSSFontFaceRule.h
@@ -28,6 +28,7 @@ public:
 private:
     CSSFontFaceRule(JS::Realm&, FontFace&&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual DeprecatedString serialized() const override;
 
     FontFace m_font_face;
diff --git a/Userland/Libraries/LibWeb/CSS/CSSGroupingRule.cpp b/Userland/Libraries/LibWeb/CSS/CSSGroupingRule.cpp
index 6977aa9ab4..01d9ef8643 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSGroupingRule.cpp
+++ b/Userland/Libraries/LibWeb/CSS/CSSGroupingRule.cpp
@@ -18,11 +18,16 @@ CSSGroupingRule::CSSGroupingRule(JS::Realm& realm, CSSRuleList& rules)
     : CSSRule(realm)
     , m_rules(rules)
 {
-    set_prototype(&Bindings::ensure_web_prototype<Bindings::CSSGroupingRulePrototype>(realm, "CSSGroupingRule"));
     for (auto& rule : m_rules)
         rule.set_parent_rule(this);
 }
 
+void CSSGroupingRule::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::CSSGroupingRulePrototype>(realm, "CSSGroupingRule"));
+}
+
 void CSSGroupingRule::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/CSS/CSSGroupingRule.h b/Userland/Libraries/LibWeb/CSS/CSSGroupingRule.h
index 406a031037..3b77a75457 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSGroupingRule.h
+++ b/Userland/Libraries/LibWeb/CSS/CSSGroupingRule.h
@@ -32,6 +32,8 @@ public:
 
 protected:
     CSSGroupingRule(JS::Realm&, CSSRuleList&);
+
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
 private:
diff --git a/Userland/Libraries/LibWeb/CSS/CSSImportRule.cpp b/Userland/Libraries/LibWeb/CSS/CSSImportRule.cpp
index e4ec8b5883..965cc450d3 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSImportRule.cpp
+++ b/Userland/Libraries/LibWeb/CSS/CSSImportRule.cpp
@@ -29,8 +29,6 @@ CSSImportRule::CSSImportRule(AK::URL url, DOM::Document& document)
     , m_url(move(url))
     , m_document(document)
 {
-    set_prototype(&Bindings::ensure_web_prototype<Bindings::CSSImportRulePrototype>(document.realm(), "CSSImportRule"));
-
     dbgln_if(CSS_LOADER_DEBUG, "CSSImportRule: Loading import URL: {}", m_url);
     auto request = LoadRequest::create_for_url_on_page(m_url, document.page());
 
@@ -41,6 +39,12 @@ CSSImportRule::CSSImportRule(AK::URL url, DOM::Document& document)
     set_resource(ResourceLoader::the().load_resource(Resource::Type::Generic, request));
 }
 
+void CSSImportRule::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::CSSImportRulePrototype>(realm, "CSSImportRule"));
+}
+
 void CSSImportRule::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/CSS/CSSImportRule.h b/Userland/Libraries/LibWeb/CSS/CSSImportRule.h
index 9d013690c7..68b87938fd 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSImportRule.h
+++ b/Userland/Libraries/LibWeb/CSS/CSSImportRule.h
@@ -40,6 +40,7 @@ public:
 private:
     CSSImportRule(AK::URL, DOM::Document&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     virtual DeprecatedString serialized() const override;
diff --git a/Userland/Libraries/LibWeb/CSS/CSSMediaRule.cpp b/Userland/Libraries/LibWeb/CSS/CSSMediaRule.cpp
index c839371347..7f8ce6afc9 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSMediaRule.cpp
+++ b/Userland/Libraries/LibWeb/CSS/CSSMediaRule.cpp
@@ -21,6 +21,11 @@ CSSMediaRule::CSSMediaRule(JS::Realm& realm, MediaList& media, CSSRuleList& rule
     : CSSConditionRule(realm, rules)
     , m_media(media)
 {
+}
+
+void CSSMediaRule::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
     set_prototype(&Bindings::ensure_web_prototype<Bindings::CSSMediaRulePrototype>(realm, "CSSMediaRule"));
 }
 
diff --git a/Userland/Libraries/LibWeb/CSS/CSSMediaRule.h b/Userland/Libraries/LibWeb/CSS/CSSMediaRule.h
index 3d32120661..75b4d66857 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSMediaRule.h
+++ b/Userland/Libraries/LibWeb/CSS/CSSMediaRule.h
@@ -35,6 +35,7 @@ public:
 private:
     CSSMediaRule(JS::Realm&, MediaList&, CSSRuleList&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
     virtual DeprecatedString serialized() const override;
 
diff --git a/Userland/Libraries/LibWeb/CSS/CSSStyleRule.cpp b/Userland/Libraries/LibWeb/CSS/CSSStyleRule.cpp
index bef547ead4..ec597f12d6 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSStyleRule.cpp
+++ b/Userland/Libraries/LibWeb/CSS/CSSStyleRule.cpp
@@ -21,6 +21,11 @@ CSSStyleRule::CSSStyleRule(JS::Realm& realm, NonnullRefPtrVector<Selector>&& sel
     , m_selectors(move(selectors))
     , m_declaration(declaration)
 {
+}
+
+void CSSStyleRule::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
     set_prototype(&Bindings::ensure_web_prototype<Bindings::CSSStyleRulePrototype>(realm, "CSSStyleRule"));
 }
 
diff --git a/Userland/Libraries/LibWeb/CSS/CSSStyleRule.h b/Userland/Libraries/LibWeb/CSS/CSSStyleRule.h
index fc67a33900..21b800f4ca 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSStyleRule.h
+++ b/Userland/Libraries/LibWeb/CSS/CSSStyleRule.h
@@ -36,6 +36,7 @@ public:
 private:
     CSSStyleRule(JS::Realm&, NonnullRefPtrVector<Selector>&&, CSSStyleDeclaration&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
     virtual DeprecatedString serialized() const override;
 
diff --git a/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.cpp b/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.cpp
index 92ee1f3fcf..fd4eec4155 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.cpp
+++ b/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.cpp
@@ -23,8 +23,6 @@ CSSStyleSheet::CSSStyleSheet(JS::Realm& realm, CSSRuleList& rules, MediaList& me
     : StyleSheet(realm, media)
     , m_rules(&rules)
 {
-    set_prototype(&Bindings::ensure_web_prototype<Bindings::CSSStyleSheetPrototype>(realm, "CSSStyleSheet"));
-
     if (location.has_value())
         set_location(location->to_deprecated_string());
 
@@ -32,6 +30,12 @@ CSSStyleSheet::CSSStyleSheet(JS::Realm& realm, CSSRuleList& rules, MediaList& me
         rule.set_parent_style_sheet(this);
 }
 
+void CSSStyleSheet::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::CSSStyleSheetPrototype>(realm, "CSSStyleSheet"));
+}
+
 void CSSStyleSheet::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.h b/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.h
index 58d8313839..747f2549f3 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.h
+++ b/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.h
@@ -52,6 +52,7 @@ public:
 private:
     CSSStyleSheet(JS::Realm&, CSSRuleList&, MediaList&, Optional<AK::URL> location);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     CSSRuleList* m_rules { nullptr };
diff --git a/Userland/Libraries/LibWeb/CSS/CSSSupportsRule.cpp b/Userland/Libraries/LibWeb/CSS/CSSSupportsRule.cpp
index ee5eda4895..ffcbd1057e 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSSupportsRule.cpp
+++ b/Userland/Libraries/LibWeb/CSS/CSSSupportsRule.cpp
@@ -20,6 +20,11 @@ CSSSupportsRule::CSSSupportsRule(JS::Realm& realm, NonnullRefPtr<Supports>&& sup
     : CSSConditionRule(realm, rules)
     , m_supports(move(supports))
 {
+}
+
+void CSSSupportsRule::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
     set_prototype(&Bindings::ensure_web_prototype<Bindings::CSSSupportsRulePrototype>(realm, "CSSSupportsRule"));
 }
 
diff --git a/Userland/Libraries/LibWeb/CSS/CSSSupportsRule.h b/Userland/Libraries/LibWeb/CSS/CSSSupportsRule.h
index 13d6bdda11..fc91a0af16 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSSupportsRule.h
+++ b/Userland/Libraries/LibWeb/CSS/CSSSupportsRule.h
@@ -33,6 +33,7 @@ public:
 private:
     CSSSupportsRule(JS::Realm&, NonnullRefPtr<Supports>&&, CSSRuleList&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual DeprecatedString serialized() const override;
 
     NonnullRefPtr<Supports> m_supports;
diff --git a/Userland/Libraries/LibWeb/CSS/MediaQueryList.cpp b/Userland/Libraries/LibWeb/CSS/MediaQueryList.cpp
index 91b2d64c70..be77857aab 100644
--- a/Userland/Libraries/LibWeb/CSS/MediaQueryList.cpp
+++ b/Userland/Libraries/LibWeb/CSS/MediaQueryList.cpp
@@ -25,10 +25,15 @@ MediaQueryList::MediaQueryList(DOM::Document& document, NonnullRefPtrVector<Medi
     , m_document(document)
     , m_media(move(media))
 {
-    set_prototype(&Bindings::ensure_web_prototype<Bindings::MediaQueryListPrototype>(document.realm(), "MediaQueryList"));
     evaluate();
 }
 
+void MediaQueryList::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::MediaQueryListPrototype>(realm, "MediaQueryList"));
+}
+
 void MediaQueryList::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/CSS/MediaQueryList.h b/Userland/Libraries/LibWeb/CSS/MediaQueryList.h
index 5ad1998993..12382afe51 100644
--- a/Userland/Libraries/LibWeb/CSS/MediaQueryList.h
+++ b/Userland/Libraries/LibWeb/CSS/MediaQueryList.h
@@ -34,6 +34,7 @@ public:
 private:
     MediaQueryList(DOM::Document&, NonnullRefPtrVector<MediaQuery>&&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     JS::NonnullGCPtr<DOM::Document> m_document;
diff --git a/Userland/Libraries/LibWeb/CSS/MediaQueryListEvent.cpp b/Userland/Libraries/LibWeb/CSS/MediaQueryListEvent.cpp
index f33518add5..212790f537 100644
--- a/Userland/Libraries/LibWeb/CSS/MediaQueryListEvent.cpp
+++ b/Userland/Libraries/LibWeb/CSS/MediaQueryListEvent.cpp
@@ -20,9 +20,14 @@ MediaQueryListEvent::MediaQueryListEvent(JS::Realm& realm, DeprecatedFlyString c
     , m_media(event_init.media)
     , m_matches(event_init.matches)
 {
-    set_prototype(&Bindings::ensure_web_prototype<Bindings::MediaQueryListEventPrototype>(realm, "MediaQueryListEvent"));
 }
 
 MediaQueryListEvent::~MediaQueryListEvent() = default;
 
+void MediaQueryListEvent::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::MediaQueryListEventPrototype>(realm, "MediaQueryListEvent"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/CSS/MediaQueryListEvent.h b/Userland/Libraries/LibWeb/CSS/MediaQueryListEvent.h
index 8ab1863441..395f7bf099 100644
--- a/Userland/Libraries/LibWeb/CSS/MediaQueryListEvent.h
+++ b/Userland/Libraries/LibWeb/CSS/MediaQueryListEvent.h
@@ -29,6 +29,8 @@ public:
 private:
     MediaQueryListEvent(JS::Realm&, DeprecatedFlyString const& event_name, MediaQueryListEventInit const& event_init);
 
+    virtual void initialize(JS::Realm&) override;
+
     DeprecatedString m_media;
     bool m_matches;
 };
diff --git a/Userland/Libraries/LibWeb/CSS/Screen.cpp b/Userland/Libraries/LibWeb/CSS/Screen.cpp
index 15762d036b..f51e5d51e0 100644
--- a/Userland/Libraries/LibWeb/CSS/Screen.cpp
+++ b/Userland/Libraries/LibWeb/CSS/Screen.cpp
@@ -22,7 +22,12 @@ Screen::Screen(HTML::Window& window)
     : PlatformObject(window.realm())
     , m_window(window)
 {
-    set_prototype(&Bindings::ensure_web_prototype<Bindings::ScreenPrototype>(window.realm(), "Screen"));
+}
+
+void Screen::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::ScreenPrototype>(realm, "Screen"));
 }
 
 void Screen::visit_edges(Cell::Visitor& visitor)
diff --git a/Userland/Libraries/LibWeb/CSS/Screen.h b/Userland/Libraries/LibWeb/CSS/Screen.h
index d13600933e..c0ef644c41 100644
--- a/Userland/Libraries/LibWeb/CSS/Screen.h
+++ b/Userland/Libraries/LibWeb/CSS/Screen.h
@@ -29,6 +29,7 @@ public:
 private:
     explicit Screen(HTML::Window&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     HTML::Window const& window() const { return *m_window; }
diff --git a/Userland/Libraries/LibWeb/Crypto/Crypto.cpp b/Userland/Libraries/LibWeb/Crypto/Crypto.cpp
index 61dde15e80..453287a78e 100644
--- a/Userland/Libraries/LibWeb/Crypto/Crypto.cpp
+++ b/Userland/Libraries/LibWeb/Crypto/Crypto.cpp
@@ -22,7 +22,6 @@ JS::NonnullGCPtr<Crypto> Crypto::create(JS::Realm& realm)
 Crypto::Crypto(JS::Realm& realm)
     : PlatformObject(realm)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "Crypto"));
 }
 
 Crypto::~Crypto() = default;
@@ -30,6 +29,7 @@ Crypto::~Crypto() = default;
 void Crypto::initialize(JS::Realm& realm)
 {
     Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::CryptoPrototype>(realm, "Crypto"));
     m_subtle = SubtleCrypto::create(realm);
 }
 
diff --git a/Userland/Libraries/LibWeb/Crypto/Crypto.h b/Userland/Libraries/LibWeb/Crypto/Crypto.h
index b1baabdd18..29a4e313e9 100644
--- a/Userland/Libraries/LibWeb/Crypto/Crypto.h
+++ b/Userland/Libraries/LibWeb/Crypto/Crypto.h
@@ -26,11 +26,11 @@ public:
     DeprecatedString random_uuid() const;
 
 protected:
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
 private:
     explicit Crypto(JS::Realm&);
-    virtual void initialize(JS::Realm&) override;
 
     JS::GCPtr<SubtleCrypto> m_subtle;
 };
diff --git a/Userland/Libraries/LibWeb/Crypto/SubtleCrypto.cpp b/Userland/Libraries/LibWeb/Crypto/SubtleCrypto.cpp
index 077e48ec83..a525d8200e 100644
--- a/Userland/Libraries/LibWeb/Crypto/SubtleCrypto.cpp
+++ b/Userland/Libraries/LibWeb/Crypto/SubtleCrypto.cpp
@@ -22,11 +22,16 @@ JS::NonnullGCPtr<SubtleCrypto> SubtleCrypto::create(JS::Realm& realm)
 SubtleCrypto::SubtleCrypto(JS::Realm& realm)
     : PlatformObject(realm)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "SubtleCrypto"));
 }
 
 SubtleCrypto::~SubtleCrypto() = default;
 
+void SubtleCrypto::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SubtleCryptoPrototype>(realm, "SubtleCrypto"));
+}
+
 // https://w3c.github.io/webcrypto/#dfn-SubtleCrypto-method-digest
 JS::Promise* SubtleCrypto::digest(DeprecatedString const& algorithm, JS::Handle<JS::Object> const& data)
 {
diff --git a/Userland/Libraries/LibWeb/Crypto/SubtleCrypto.h b/Userland/Libraries/LibWeb/Crypto/SubtleCrypto.h
index 5fca39d5f8..23a07eb649 100644
--- a/Userland/Libraries/LibWeb/Crypto/SubtleCrypto.h
+++ b/Userland/Libraries/LibWeb/Crypto/SubtleCrypto.h
@@ -23,6 +23,7 @@ public:
 
 private:
     explicit SubtleCrypto(JS::Realm&);
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/DOM/AbortController.cpp b/Userland/Libraries/LibWeb/DOM/AbortController.cpp
index 9764c1586e..3152d92b72 100644
--- a/Userland/Libraries/LibWeb/DOM/AbortController.cpp
+++ b/Userland/Libraries/LibWeb/DOM/AbortController.cpp
@@ -21,11 +21,16 @@ AbortController::AbortController(JS::Realm& realm, JS::NonnullGCPtr<AbortSignal>
     : PlatformObject(realm)
     , m_signal(move(signal))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "AbortController"));
 }
 
 AbortController::~AbortController() = default;
 
+void AbortController::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::AbortControllerPrototype>(realm, "AbortController"));
+}
+
 void AbortController::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/DOM/AbortController.h b/Userland/Libraries/LibWeb/DOM/AbortController.h
index 040ed58a2e..b02bbca182 100644
--- a/Userland/Libraries/LibWeb/DOM/AbortController.h
+++ b/Userland/Libraries/LibWeb/DOM/AbortController.h
@@ -28,6 +28,7 @@ public:
 private:
     AbortController(JS::Realm&, JS::NonnullGCPtr<AbortSignal>);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     // https://dom.spec.whatwg.org/#abortcontroller-signal
diff --git a/Userland/Libraries/LibWeb/DOM/AbortSignal.cpp b/Userland/Libraries/LibWeb/DOM/AbortSignal.cpp
index 24e89a4275..d49254aa15 100644
--- a/Userland/Libraries/LibWeb/DOM/AbortSignal.cpp
+++ b/Userland/Libraries/LibWeb/DOM/AbortSignal.cpp
@@ -20,7 +20,12 @@ JS::NonnullGCPtr<AbortSignal> AbortSignal::construct_impl(JS::Realm& realm)
 AbortSignal::AbortSignal(JS::Realm& realm)
     : EventTarget(realm)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "AbortSignal"));
+}
+
+void AbortSignal::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::AbortSignalPrototype>(realm, "AbortSignal"));
 }
 
 // https://dom.spec.whatwg.org/#abortsignal-add
diff --git a/Userland/Libraries/LibWeb/DOM/AbortSignal.h b/Userland/Libraries/LibWeb/DOM/AbortSignal.h
index 9020eeeb49..e25557e4df 100644
--- a/Userland/Libraries/LibWeb/DOM/AbortSignal.h
+++ b/Userland/Libraries/LibWeb/DOM/AbortSignal.h
@@ -43,6 +43,7 @@ public:
 private:
     explicit AbortSignal(JS::Realm&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(JS::Cell::Visitor&) override;
 
     // https://dom.spec.whatwg.org/#abortsignal-abort-reason
diff --git a/Userland/Libraries/LibWeb/DOM/Attr.cpp b/Userland/Libraries/LibWeb/DOM/Attr.cpp
index b1c81848e6..c09031cb08 100644
--- a/Userland/Libraries/LibWeb/DOM/Attr.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Attr.cpp
@@ -29,7 +29,12 @@ Attr::Attr(Document& document, QualifiedName qualified_name, DeprecatedString va
     , m_value(move(value))
     , m_owner_element(owner_element)
 {
-    set_prototype(&Bindings::cached_web_prototype(document.realm(), "Attr"));
+}
+
+void Attr::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::AttrPrototype>(realm, "Attr"));
 }
 
 void Attr::visit_edges(Cell::Visitor& visitor)
diff --git a/Userland/Libraries/LibWeb/DOM/Attr.h b/Userland/Libraries/LibWeb/DOM/Attr.h
index 3c88b7457c..ddc8133614 100644
--- a/Userland/Libraries/LibWeb/DOM/Attr.h
+++ b/Userland/Libraries/LibWeb/DOM/Attr.h
@@ -45,6 +45,7 @@ public:
 private:
     Attr(Document&, QualifiedName, DeprecatedString value, Element const*);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     QualifiedName m_qualified_name;
diff --git a/Userland/Libraries/LibWeb/DOM/CDATASection.cpp b/Userland/Libraries/LibWeb/DOM/CDATASection.cpp
index 35f7dc14b7..d738f2fd4e 100644
--- a/Userland/Libraries/LibWeb/DOM/CDATASection.cpp
+++ b/Userland/Libraries/LibWeb/DOM/CDATASection.cpp
@@ -12,9 +12,14 @@ namespace Web::DOM {
 CDATASection::CDATASection(Document& document, DeprecatedString const& data)
     : Text(document, NodeType::CDATA_SECTION_NODE, data)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "CDATASection"));
 }
 
 CDATASection::~CDATASection() = default;
 
+void CDATASection::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::CDATASectionPrototype>(realm, "CDATASection"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/DOM/CDATASection.h b/Userland/Libraries/LibWeb/DOM/CDATASection.h
index ad338e65ac..148dad1c8d 100644
--- a/Userland/Libraries/LibWeb/DOM/CDATASection.h
+++ b/Userland/Libraries/LibWeb/DOM/CDATASection.h
@@ -22,6 +22,8 @@ public:
 
 private:
     CDATASection(Document&, DeprecatedString const&);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 template<>
diff --git a/Userland/Libraries/LibWeb/DOM/CharacterData.cpp b/Userland/Libraries/LibWeb/DOM/CharacterData.cpp
index fcd298bd0e..1a5a6712c7 100644
--- a/Userland/Libraries/LibWeb/DOM/CharacterData.cpp
+++ b/Userland/Libraries/LibWeb/DOM/CharacterData.cpp
@@ -17,7 +17,12 @@ CharacterData::CharacterData(Document& document, NodeType type, DeprecatedString
     : Node(document, type)
     , m_data(data)
 {
-    set_prototype(&Bindings::ensure_web_prototype<Bindings::CharacterDataPrototype>(document.realm(), "CharacterData"));
+}
+
+void CharacterData::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::CharacterDataPrototype>(realm, "CharacterData"));
 }
 
 // https://dom.spec.whatwg.org/#dom-characterdata-data
diff --git a/Userland/Libraries/LibWeb/DOM/CharacterData.h b/Userland/Libraries/LibWeb/DOM/CharacterData.h
index c5e62411ae..328a14a0db 100644
--- a/Userland/Libraries/LibWeb/DOM/CharacterData.h
+++ b/Userland/Libraries/LibWeb/DOM/CharacterData.h
@@ -36,6 +36,8 @@ public:
 protected:
     CharacterData(Document&, NodeType, DeprecatedString const&);
 
+    virtual void initialize(JS::Realm&) override;
+
 private:
     DeprecatedString m_data;
 };
diff --git a/Userland/Libraries/LibWeb/DOM/CustomEvent.cpp b/Userland/Libraries/LibWeb/DOM/CustomEvent.cpp
index 9bc3b4c466..be20d60880 100644
--- a/Userland/Libraries/LibWeb/DOM/CustomEvent.cpp
+++ b/Userland/Libraries/LibWeb/DOM/CustomEvent.cpp
@@ -25,11 +25,16 @@ CustomEvent::CustomEvent(JS::Realm& realm, DeprecatedFlyString const& event_name
     : Event(realm, event_name, event_init)
     , m_detail(event_init.detail)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "CustomEvent"));
 }
 
 CustomEvent::~CustomEvent() = default;
 
+void CustomEvent::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::CustomEventPrototype>(realm, "CustomEvent"));
+}
+
 void CustomEvent::visit_edges(JS::Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/DOM/CustomEvent.h b/Userland/Libraries/LibWeb/DOM/CustomEvent.h
index a42f917846..adab99322e 100644
--- a/Userland/Libraries/LibWeb/DOM/CustomEvent.h
+++ b/Userland/Libraries/LibWeb/DOM/CustomEvent.h
@@ -28,6 +28,7 @@ public:
     // https://dom.spec.whatwg.org/#dom-customevent-detail
     JS::Value detail() const { return m_detail; }
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(JS::Cell::Visitor&) override;
 
     void init_custom_event(DeprecatedString const& type, bool bubbles, bool cancelable, JS::Value detail);
diff --git a/Userland/Libraries/LibWeb/DOM/Document.cpp b/Userland/Libraries/LibWeb/DOM/Document.cpp
index 8c4d0abad8..ef391c340a 100644
--- a/Userland/Libraries/LibWeb/DOM/Document.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Document.cpp
@@ -297,8 +297,6 @@ Document::Document(JS::Realm& realm, const AK::URL& url)
     , m_style_computer(make<CSS::StyleComputer>(*this))
     , m_url(url)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "Document"));
-
     HTML::main_thread_event_loop().register_document({}, *this);
 
     m_style_update_timer = Platform::Timer::create_single_shot(0, [this] {
@@ -315,6 +313,12 @@ Document::~Document()
     HTML::main_thread_event_loop().unregister_document({}, *this);
 }
 
+void Document::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::DocumentPrototype>(realm, "Document"));
+}
+
 void Document::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/DOM/Document.h b/Userland/Libraries/LibWeb/DOM/Document.h
index 5757519dd4..67ce6c5ef6 100644
--- a/Userland/Libraries/LibWeb/DOM/Document.h
+++ b/Userland/Libraries/LibWeb/DOM/Document.h
@@ -450,6 +450,7 @@ public:
     DeprecatedString dump_accessibility_tree_as_json();
 
 protected:
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
 private:
diff --git a/Userland/Libraries/LibWeb/DOM/DocumentFragment.cpp b/Userland/Libraries/LibWeb/DOM/DocumentFragment.cpp
index 2f9c183568..44bb492e8a 100644
--- a/Userland/Libraries/LibWeb/DOM/DocumentFragment.cpp
+++ b/Userland/Libraries/LibWeb/DOM/DocumentFragment.cpp
@@ -12,7 +12,12 @@ namespace Web::DOM {
 DocumentFragment::DocumentFragment(Document& document)
     : ParentNode(document, NodeType::DOCUMENT_FRAGMENT_NODE)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "DocumentFragment"));
+}
+
+void DocumentFragment::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::DocumentFragmentPrototype>(realm, "DocumentFragment"));
 }
 
 void DocumentFragment::visit_edges(Cell::Visitor& visitor)
diff --git a/Userland/Libraries/LibWeb/DOM/DocumentFragment.h b/Userland/Libraries/LibWeb/DOM/DocumentFragment.h
index 47116712a8..0d5aa5e4c3 100644
--- a/Userland/Libraries/LibWeb/DOM/DocumentFragment.h
+++ b/Userland/Libraries/LibWeb/DOM/DocumentFragment.h
@@ -33,6 +33,7 @@ public:
 protected:
     explicit DocumentFragment(Document& document);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
 private:
diff --git a/Userland/Libraries/LibWeb/DOM/DocumentType.cpp b/Userland/Libraries/LibWeb/DOM/DocumentType.cpp
index cf2310c85d..567ff1eca0 100644
--- a/Userland/Libraries/LibWeb/DOM/DocumentType.cpp
+++ b/Userland/Libraries/LibWeb/DOM/DocumentType.cpp
@@ -17,7 +17,12 @@ JS::NonnullGCPtr<DocumentType> DocumentType::create(Document& document)
 DocumentType::DocumentType(Document& document)
     : Node(document, NodeType::DOCUMENT_TYPE_NODE)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "DocumentType"));
+}
+
+void DocumentType::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::DocumentTypePrototype>(realm, "DocumentType"));
 }
 
 }
diff --git a/Userland/Libraries/LibWeb/DOM/DocumentType.h b/Userland/Libraries/LibWeb/DOM/DocumentType.h
index deb8b96a37..44e0f1d7f5 100644
--- a/Userland/Libraries/LibWeb/DOM/DocumentType.h
+++ b/Userland/Libraries/LibWeb/DOM/DocumentType.h
@@ -36,6 +36,8 @@ public:
 private:
     explicit DocumentType(Document&);
 
+    virtual void initialize(JS::Realm&) override;
+
     DeprecatedString m_name;
     DeprecatedString m_public_id;
     DeprecatedString m_system_id;
diff --git a/Userland/Libraries/LibWeb/DOM/Element.cpp b/Userland/Libraries/LibWeb/DOM/Element.cpp
index 135e27f3c9..413a3faf5b 100644
--- a/Userland/Libraries/LibWeb/DOM/Element.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Element.cpp
@@ -56,7 +56,6 @@ Element::Element(Document& document, DOM::QualifiedName qualified_name)
     : ParentNode(document, NodeType::ELEMENT_NODE)
     , m_qualified_name(move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(document.realm(), "Element"));
     make_html_uppercased_qualified_name();
 }
 
@@ -65,6 +64,8 @@ Element::~Element() = default;
 void Element::initialize(JS::Realm& realm)
 {
     Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::ElementPrototype>(realm, "Element"));
+
     m_attributes = NamedNodeMap::create(*this);
 }
 
diff --git a/Userland/Libraries/LibWeb/DOM/MutationObserver.cpp b/Userland/Libraries/LibWeb/DOM/MutationObserver.cpp
index 8d242f7227..7f01b98f76 100644
--- a/Userland/Libraries/LibWeb/DOM/MutationObserver.cpp
+++ b/Userland/Libraries/LibWeb/DOM/MutationObserver.cpp
@@ -21,7 +21,6 @@ MutationObserver::MutationObserver(JS::Realm& realm, JS::GCPtr<WebIDL::CallbackT
     : PlatformObject(realm)
     , m_callback(move(callback))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "MutationObserver"));
 
     // 1. Set this’s callback to callback.
 
@@ -32,6 +31,12 @@ MutationObserver::MutationObserver(JS::Realm& realm, JS::GCPtr<WebIDL::CallbackT
 
 MutationObserver::~MutationObserver() = default;
 
+void MutationObserver::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::MutationObserverPrototype>(realm, "MutationObserver"));
+}
+
 void MutationObserver::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/DOM/MutationObserver.h b/Userland/Libraries/LibWeb/DOM/MutationObserver.h
index 863839231c..edc5722394 100644
--- a/Userland/Libraries/LibWeb/DOM/MutationObserver.h
+++ b/Userland/Libraries/LibWeb/DOM/MutationObserver.h
@@ -52,6 +52,7 @@ public:
 private:
     MutationObserver(JS::Realm&, JS::GCPtr<WebIDL::CallbackType>);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     // https://dom.spec.whatwg.org/#concept-mo-callback
@@ -81,6 +82,7 @@ public:
 
 protected:
     RegisteredObserver(MutationObserver& observer, MutationObserverInit const& options);
+
     virtual void visit_edges(Cell::Visitor&) override;
 
 private:
@@ -100,6 +102,7 @@ public:
 
 private:
     TransientRegisteredObserver(MutationObserver& observer, MutationObserverInit const& options, RegisteredObserver& source);
+
     virtual void visit_edges(Cell::Visitor&) override;
 
     JS::NonnullGCPtr<RegisteredObserver> m_source;
diff --git a/Userland/Libraries/LibWeb/DOM/MutationRecord.cpp b/Userland/Libraries/LibWeb/DOM/MutationRecord.cpp
index 9f29f539d6..8765e832ee 100644
--- a/Userland/Libraries/LibWeb/DOM/MutationRecord.cpp
+++ b/Userland/Libraries/LibWeb/DOM/MutationRecord.cpp
@@ -29,11 +29,16 @@ MutationRecord::MutationRecord(JS::Realm& realm, DeprecatedFlyString const& type
     , m_attribute_namespace(attribute_namespace)
     , m_old_value(old_value)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "MutationRecord"));
 }
 
 MutationRecord::~MutationRecord() = default;
 
+void MutationRecord::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::MutationRecordPrototype>(realm, "MutationRecord"));
+}
+
 void MutationRecord::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/DOM/MutationRecord.h b/Userland/Libraries/LibWeb/DOM/MutationRecord.h
index 5c5f296c01..76a5f747b9 100644
--- a/Userland/Libraries/LibWeb/DOM/MutationRecord.h
+++ b/Userland/Libraries/LibWeb/DOM/MutationRecord.h
@@ -31,6 +31,8 @@ public:
 
 private:
     MutationRecord(JS::Realm& realm, DeprecatedFlyString const& type, Node& target, NodeList& added_nodes, NodeList& removed_nodes, Node* previous_sibling, Node* next_sibling, DeprecatedString const& attribute_name, DeprecatedString const& attribute_namespace, DeprecatedString const& old_value);
+
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     DeprecatedFlyString m_type;
diff --git a/Userland/Libraries/LibWeb/DOM/ProcessingInstruction.cpp b/Userland/Libraries/LibWeb/DOM/ProcessingInstruction.cpp
index 54e5126456..791d8eede7 100644
--- a/Userland/Libraries/LibWeb/DOM/ProcessingInstruction.cpp
+++ b/Userland/Libraries/LibWeb/DOM/ProcessingInstruction.cpp
@@ -15,7 +15,12 @@ ProcessingInstruction::ProcessingInstruction(Document& document, DeprecatedStrin
     : CharacterData(document, NodeType::PROCESSING_INSTRUCTION_NODE, data)
     , m_target(target)
 {
-    set_prototype(&Bindings::cached_web_prototype(document.realm(), "ProcessingInstruction"));
+}
+
+void ProcessingInstruction::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::ProcessingInstructionPrototype>(realm, "ProcessingInstruction"));
 }
 
 }
diff --git a/Userland/Libraries/LibWeb/DOM/ProcessingInstruction.h b/Userland/Libraries/LibWeb/DOM/ProcessingInstruction.h
index f4f989b98b..ad5e448468 100644
--- a/Userland/Libraries/LibWeb/DOM/ProcessingInstruction.h
+++ b/Userland/Libraries/LibWeb/DOM/ProcessingInstruction.h
@@ -24,6 +24,8 @@ public:
 private:
     ProcessingInstruction(Document&, DeprecatedString const& data, DeprecatedString const& target);
 
+    virtual void initialize(JS::Realm&) override;
+
     DeprecatedString m_target;
 };
 
diff --git a/Userland/Libraries/LibWeb/DOM/Range.cpp b/Userland/Libraries/LibWeb/DOM/Range.cpp
index e7ffac96b0..75f723b201 100644
--- a/Userland/Libraries/LibWeb/DOM/Range.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Range.cpp
@@ -52,13 +52,11 @@ JS::NonnullGCPtr<Range> Range::construct_impl(JS::Realm& realm)
 Range::Range(Document& document)
     : Range(document, 0, document, 0)
 {
-    set_prototype(&Bindings::cached_web_prototype(document.realm(), "Range"));
 }
 
 Range::Range(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset)
     : AbstractRange(start_container, start_offset, end_container, end_offset)
 {
-    set_prototype(&Bindings::cached_web_prototype(start_container.realm(), "Range"));
     live_ranges().set(this);
 }
 
@@ -67,6 +65,12 @@ Range::~Range()
     live_ranges().remove(this);
 }
 
+void Range::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::RangePrototype>(realm, "Range"));
+}
+
 // https://dom.spec.whatwg.org/#concept-range-root
 Node& Range::root()
 {
diff --git a/Userland/Libraries/LibWeb/DOM/Range.h b/Userland/Libraries/LibWeb/DOM/Range.h
index 12b293f96e..697e281de8 100644
--- a/Userland/Libraries/LibWeb/DOM/Range.h
+++ b/Userland/Libraries/LibWeb/DOM/Range.h
@@ -88,6 +88,8 @@ private:
     explicit Range(Document&);
     Range(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset);
 
+    virtual void initialize(JS::Realm&) override;
+
     Node& root();
     Node const& root() const;
 
diff --git a/Userland/Libraries/LibWeb/DOM/StaticRange.cpp b/Userland/Libraries/LibWeb/DOM/StaticRange.cpp
index 45140d78d2..f86bf5204d 100644
--- a/Userland/Libraries/LibWeb/DOM/StaticRange.cpp
+++ b/Userland/Libraries/LibWeb/DOM/StaticRange.cpp
@@ -17,7 +17,6 @@ namespace Web::DOM {
 StaticRange::StaticRange(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset)
     : AbstractRange(start_container, start_offset, end_container, end_offset)
 {
-    set_prototype(&Bindings::cached_web_prototype(start_container.realm(), "StaticRange"));
 }
 
 StaticRange::~StaticRange() = default;
@@ -36,4 +35,10 @@ WebIDL::ExceptionOr<StaticRange*> StaticRange::construct_impl(JS::Realm& realm,
     return realm.heap().allocate<StaticRange>(realm, *init.start_container, init.start_offset, *init.end_container, init.end_offset).ptr();
 }
 
+void StaticRange::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::StaticRangePrototype>(realm, "StaticRange"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/DOM/StaticRange.h b/Userland/Libraries/LibWeb/DOM/StaticRange.h
index f554d5fc5d..012714423d 100644
--- a/Userland/Libraries/LibWeb/DOM/StaticRange.h
+++ b/Userland/Libraries/LibWeb/DOM/StaticRange.h
@@ -28,6 +28,8 @@ public:
 
     StaticRange(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset);
     virtual ~StaticRange() override;
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/DOM/Text.cpp b/Userland/Libraries/LibWeb/DOM/Text.cpp
index 9fb0967b52..33fe4b7d83 100644
--- a/Userland/Libraries/LibWeb/DOM/Text.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Text.cpp
@@ -17,13 +17,17 @@ namespace Web::DOM {
 Text::Text(Document& document, DeprecatedString const& data)
     : CharacterData(document, NodeType::TEXT_NODE, data)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "Text"));
 }
 
 Text::Text(Document& document, NodeType type, DeprecatedString const& data)
     : CharacterData(document, type, data)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "Text"));
+}
+
+void Text::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::TextPrototype>(realm, "Text"));
 }
 
 void Text::visit_edges(Cell::Visitor& visitor)
diff --git a/Userland/Libraries/LibWeb/DOM/Text.h b/Userland/Libraries/LibWeb/DOM/Text.h
index 86663192e1..aed9f5f0fc 100644
--- a/Userland/Libraries/LibWeb/DOM/Text.h
+++ b/Userland/Libraries/LibWeb/DOM/Text.h
@@ -38,6 +38,7 @@ protected:
     Text(Document&, DeprecatedString const&);
     Text(Document&, NodeType, DeprecatedString const&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
 private:
diff --git a/Userland/Libraries/LibWeb/DOMParsing/XMLSerializer.cpp b/Userland/Libraries/LibWeb/DOMParsing/XMLSerializer.cpp
index a06ff25f4a..262fa0dcb3 100644
--- a/Userland/Libraries/LibWeb/DOMParsing/XMLSerializer.cpp
+++ b/Userland/Libraries/LibWeb/DOMParsing/XMLSerializer.cpp
@@ -28,11 +28,16 @@ JS::NonnullGCPtr<XMLSerializer> XMLSerializer::construct_impl(JS::Realm& realm)
 XMLSerializer::XMLSerializer(JS::Realm& realm)
     : PlatformObject(realm)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "XMLSerializer"));
 }
 
 XMLSerializer::~XMLSerializer() = default;
 
+void XMLSerializer::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::XMLSerializerPrototype>(realm, "XMLSerializer"));
+}
+
 // https://w3c.github.io/DOM-Parsing/#dom-xmlserializer-serializetostring
 WebIDL::ExceptionOr<DeprecatedString> XMLSerializer::serialize_to_string(JS::NonnullGCPtr<DOM::Node> root)
 {
diff --git a/Userland/Libraries/LibWeb/DOMParsing/XMLSerializer.h b/Userland/Libraries/LibWeb/DOMParsing/XMLSerializer.h
index 7f43c6d782..ee5e311d99 100644
--- a/Userland/Libraries/LibWeb/DOMParsing/XMLSerializer.h
+++ b/Userland/Libraries/LibWeb/DOMParsing/XMLSerializer.h
@@ -22,6 +22,8 @@ public:
 
 private:
     explicit XMLSerializer(JS::Realm&);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 enum class RequireWellFormed {
diff --git a/Userland/Libraries/LibWeb/Encoding/TextDecoder.cpp b/Userland/Libraries/LibWeb/Encoding/TextDecoder.cpp
index 1979ef261c..0a300d6f42 100644
--- a/Userland/Libraries/LibWeb/Encoding/TextDecoder.cpp
+++ b/Userland/Libraries/LibWeb/Encoding/TextDecoder.cpp
@@ -29,11 +29,16 @@ TextDecoder::TextDecoder(JS::Realm& realm, TextCodec::Decoder& decoder, Deprecat
     , m_fatal(fatal)
     , m_ignore_bom(ignore_bom)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "TextDecoder"));
 }
 
 TextDecoder::~TextDecoder() = default;
 
+void TextDecoder::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::TextDecoderPrototype>(realm, "TextDecoder"));
+}
+
 // https://encoding.spec.whatwg.org/#dom-textdecoder-decode
 WebIDL::ExceptionOr<DeprecatedString> TextDecoder::decode(JS::Handle<JS::Object> const& input) const
 {
diff --git a/Userland/Libraries/LibWeb/Encoding/TextDecoder.h b/Userland/Libraries/LibWeb/Encoding/TextDecoder.h
index 450ca2dbb5..c68447d078 100644
--- a/Userland/Libraries/LibWeb/Encoding/TextDecoder.h
+++ b/Userland/Libraries/LibWeb/Encoding/TextDecoder.h
@@ -35,6 +35,8 @@ private:
     // https://encoding.spec.whatwg.org/#dom-textdecoder
     TextDecoder(JS::Realm&, TextCodec::Decoder&, DeprecatedFlyString encoding, bool fatal, bool ignore_bom);
 
+    virtual void initialize(JS::Realm&) override;
+
     TextCodec::Decoder& m_decoder;
     DeprecatedFlyString m_encoding;
     bool m_fatal { false };
diff --git a/Userland/Libraries/LibWeb/Encoding/TextEncoder.cpp b/Userland/Libraries/LibWeb/Encoding/TextEncoder.cpp
index c1a44767dc..78fbd0b131 100644
--- a/Userland/Libraries/LibWeb/Encoding/TextEncoder.cpp
+++ b/Userland/Libraries/LibWeb/Encoding/TextEncoder.cpp
@@ -19,11 +19,16 @@ JS::NonnullGCPtr<TextEncoder> TextEncoder::construct_impl(JS::Realm& realm)
 TextEncoder::TextEncoder(JS::Realm& realm)
     : PlatformObject(realm)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "TextEncoder"));
 }
 
 TextEncoder::~TextEncoder() = default;
 
+void TextEncoder::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::TextEncoderPrototype>(realm, "TextEncoder"));
+}
+
 // https://encoding.spec.whatwg.org/#dom-textencoder-encode
 JS::Uint8Array* TextEncoder::encode(DeprecatedString const& input) const
 {
diff --git a/Userland/Libraries/LibWeb/Encoding/TextEncoder.h b/Userland/Libraries/LibWeb/Encoding/TextEncoder.h
index 02eb55d736..2da540f5d5 100644
--- a/Userland/Libraries/LibWeb/Encoding/TextEncoder.h
+++ b/Userland/Libraries/LibWeb/Encoding/TextEncoder.h
@@ -31,6 +31,8 @@ public:
 protected:
     // https://encoding.spec.whatwg.org/#dom-textencoder
     explicit TextEncoder(JS::Realm&);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/Fetch/Headers.cpp b/Userland/Libraries/LibWeb/Fetch/Headers.cpp
index 759dac9596..7db1bb3691 100644
--- a/Userland/Libraries/LibWeb/Fetch/Headers.cpp
+++ b/Userland/Libraries/LibWeb/Fetch/Headers.cpp
@@ -33,11 +33,16 @@ Headers::Headers(JS::Realm& realm, JS::NonnullGCPtr<Infrastructure::HeaderList>
     : PlatformObject(realm)
     , m_header_list(header_list)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "Headers"));
 }
 
 Headers::~Headers() = default;
 
+void Headers::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HeadersPrototype>(realm, "Headers"));
+}
+
 void Headers::visit_edges(JS::Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/Fetch/Headers.h b/Userland/Libraries/LibWeb/Fetch/Headers.h
index 5a905240ed..2a9b6b5474 100644
--- a/Userland/Libraries/LibWeb/Fetch/Headers.h
+++ b/Userland/Libraries/LibWeb/Fetch/Headers.h
@@ -60,6 +60,7 @@ private:
 
     Headers(JS::Realm&, JS::NonnullGCPtr<Infrastructure::HeaderList>);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(JS::Cell::Visitor&) override;
 
     WebIDL::ExceptionOr<bool> validate(Infrastructure::Header const&) const;
diff --git a/Userland/Libraries/LibWeb/Fetch/HeadersIterator.cpp b/Userland/Libraries/LibWeb/Fetch/HeadersIterator.cpp
index 342f290c1e..9a1f682dfa 100644
--- a/Userland/Libraries/LibWeb/Fetch/HeadersIterator.cpp
+++ b/Userland/Libraries/LibWeb/Fetch/HeadersIterator.cpp
@@ -33,11 +33,16 @@ HeadersIterator::HeadersIterator(Headers const& headers, JS::Object::PropertyKin
     , m_headers(headers)
     , m_iteration_kind(iteration_kind)
 {
-    set_prototype(&Bindings::ensure_web_prototype<Bindings::HeadersIteratorPrototype>(headers.realm(), "HeadersIterator"));
 }
 
 HeadersIterator::~HeadersIterator() = default;
 
+void HeadersIterator::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HeadersIteratorPrototype>(realm, "HeadersIterator"));
+}
+
 void HeadersIterator::visit_edges(JS::Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/Fetch/HeadersIterator.h b/Userland/Libraries/LibWeb/Fetch/HeadersIterator.h
index a6a8c25ee1..68771b4134 100644
--- a/Userland/Libraries/LibWeb/Fetch/HeadersIterator.h
+++ b/Userland/Libraries/LibWeb/Fetch/HeadersIterator.h
@@ -22,6 +22,7 @@ public:
     JS::ThrowCompletionOr<JS::Object*> next();
 
 private:
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(JS::Cell::Visitor&) override;
 
     HeadersIterator(Headers const&, JS::Object::PropertyKind iteration_kind);
diff --git a/Userland/Libraries/LibWeb/Fetch/Request.cpp b/Userland/Libraries/LibWeb/Fetch/Request.cpp
index 47b7a0fc22..bb46a039c5 100644
--- a/Userland/Libraries/LibWeb/Fetch/Request.cpp
+++ b/Userland/Libraries/LibWeb/Fetch/Request.cpp
@@ -25,11 +25,16 @@ Request::Request(JS::Realm& realm, JS::NonnullGCPtr<Infrastructure::Request> req
     : PlatformObject(realm)
     , m_request(request)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "Request"));
 }
 
 Request::~Request() = default;
 
+void Request::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::RequestPrototype>(realm, "Request"));
+}
+
 void Request::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/Fetch/Request.h b/Userland/Libraries/LibWeb/Fetch/Request.h
index c7d17f24e5..1a4ff6d914 100644
--- a/Userland/Libraries/LibWeb/Fetch/Request.h
+++ b/Userland/Libraries/LibWeb/Fetch/Request.h
@@ -98,6 +98,7 @@ public:
 private:
     Request(JS::Realm&, JS::NonnullGCPtr<Infrastructure::Request>);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     // https://fetch.spec.whatwg.org/#concept-request-request
diff --git a/Userland/Libraries/LibWeb/Fetch/Response.cpp b/Userland/Libraries/LibWeb/Fetch/Response.cpp
index 7a3b53b9d4..92bf6188e4 100644
--- a/Userland/Libraries/LibWeb/Fetch/Response.cpp
+++ b/Userland/Libraries/LibWeb/Fetch/Response.cpp
@@ -22,11 +22,16 @@ Response::Response(JS::Realm& realm, JS::NonnullGCPtr<Infrastructure::Response>
     : PlatformObject(realm)
     , m_response(response)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "Response"));
 }
 
 Response::~Response() = default;
 
+void Response::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::ResponsePrototype>(realm, "Response"));
+}
+
 void Response::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/Fetch/Response.h b/Userland/Libraries/LibWeb/Fetch/Response.h
index 4adb0afbda..7487911108 100644
--- a/Userland/Libraries/LibWeb/Fetch/Response.h
+++ b/Userland/Libraries/LibWeb/Fetch/Response.h
@@ -62,6 +62,7 @@ public:
 private:
     Response(JS::Realm&, JS::NonnullGCPtr<Infrastructure::Response>);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     WebIDL::ExceptionOr<void> initialize_response(ResponseInit const&, Optional<Infrastructure::BodyWithType> const&);
diff --git a/Userland/Libraries/LibWeb/FileAPI/Blob.cpp b/Userland/Libraries/LibWeb/FileAPI/Blob.cpp
index d2d19a093d..6a76a7cbd4 100644
--- a/Userland/Libraries/LibWeb/FileAPI/Blob.cpp
+++ b/Userland/Libraries/LibWeb/FileAPI/Blob.cpp
@@ -115,7 +115,6 @@ bool is_basic_latin(StringView view)
 Blob::Blob(JS::Realm& realm)
     : PlatformObject(realm)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "Blob"));
 }
 
 Blob::Blob(JS::Realm& realm, ByteBuffer byte_buffer, DeprecatedString type)
@@ -123,18 +122,22 @@ Blob::Blob(JS::Realm& realm, ByteBuffer byte_buffer, DeprecatedString type)
     , m_byte_buffer(move(byte_buffer))
     , m_type(move(type))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "Blob"));
 }
 
 Blob::Blob(JS::Realm& realm, ByteBuffer byte_buffer)
     : PlatformObject(realm)
     , m_byte_buffer(move(byte_buffer))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "Blob"));
 }
 
 Blob::~Blob() = default;
 
+void Blob::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::BlobPrototype>(realm, "Blob"));
+}
+
 // https://w3c.github.io/FileAPI/#ref-for-dom-blob-blob
 WebIDL::ExceptionOr<JS::NonnullGCPtr<Blob>> Blob::create(JS::Realm& realm, Optional<Vector<BlobPart>> const& blob_parts, Optional<BlobPropertyBag> const& options)
 {
diff --git a/Userland/Libraries/LibWeb/FileAPI/Blob.h b/Userland/Libraries/LibWeb/FileAPI/Blob.h
index 7a7150994b..f3d482eb0a 100644
--- a/Userland/Libraries/LibWeb/FileAPI/Blob.h
+++ b/Userland/Libraries/LibWeb/FileAPI/Blob.h
@@ -53,6 +53,8 @@ protected:
     Blob(JS::Realm&, ByteBuffer, DeprecatedString type);
     Blob(JS::Realm&, ByteBuffer);
 
+    virtual void initialize(JS::Realm&) override;
+
 private:
     explicit Blob(JS::Realm&);
 
diff --git a/Userland/Libraries/LibWeb/FileAPI/File.cpp b/Userland/Libraries/LibWeb/FileAPI/File.cpp
index 5435b82abe..bd1c68ba9b 100644
--- a/Userland/Libraries/LibWeb/FileAPI/File.cpp
+++ b/Userland/Libraries/LibWeb/FileAPI/File.cpp
@@ -16,7 +16,12 @@ File::File(JS::Realm& realm, ByteBuffer byte_buffer, DeprecatedString file_name,
     , m_name(move(file_name))
     , m_last_modified(last_modified)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "File"));
+}
+
+void File::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::FilePrototype>(realm, "File"));
 }
 
 File::~File() = default;
diff --git a/Userland/Libraries/LibWeb/FileAPI/File.h b/Userland/Libraries/LibWeb/FileAPI/File.h
index da43c79a7d..143f61ac3d 100644
--- a/Userland/Libraries/LibWeb/FileAPI/File.h
+++ b/Userland/Libraries/LibWeb/FileAPI/File.h
@@ -31,6 +31,8 @@ public:
 private:
     File(JS::Realm&, ByteBuffer, DeprecatedString file_name, DeprecatedString type, i64 last_modified);
 
+    virtual void initialize(JS::Realm&) override;
+
     DeprecatedString m_name;
     i64 m_last_modified { 0 };
 };
diff --git a/Userland/Libraries/LibWeb/Geometry/DOMPoint.cpp b/Userland/Libraries/LibWeb/Geometry/DOMPoint.cpp
index 93fc4bdd57..cd2a160629 100644
--- a/Userland/Libraries/LibWeb/Geometry/DOMPoint.cpp
+++ b/Userland/Libraries/LibWeb/Geometry/DOMPoint.cpp
@@ -18,7 +18,6 @@ JS::NonnullGCPtr<DOMPoint> DOMPoint::construct_impl(JS::Realm& realm, double x,
 DOMPoint::DOMPoint(JS::Realm& realm, double x, double y, double z, double w)
     : DOMPointReadOnly(realm, x, y, z, w)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "DOMPoint"));
 }
 
 // https://drafts.fxtf.org/geometry/#dom-dompoint-frompoint
@@ -30,4 +29,10 @@ JS::NonnullGCPtr<DOMPoint> DOMPoint::from_point(JS::VM& vm, DOMPointInit const&
 
 DOMPoint::~DOMPoint() = default;
 
+void DOMPoint::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::DOMPointPrototype>(realm, "DOMPoint"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/Geometry/DOMPoint.h b/Userland/Libraries/LibWeb/Geometry/DOMPoint.h
index c758d2784c..8d9bdc4c9e 100644
--- a/Userland/Libraries/LibWeb/Geometry/DOMPoint.h
+++ b/Userland/Libraries/LibWeb/Geometry/DOMPoint.h
@@ -34,6 +34,8 @@ public:
 
 private:
     DOMPoint(JS::Realm&, double x, double y, double z, double w);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/Geometry/DOMPointReadOnly.cpp b/Userland/Libraries/LibWeb/Geometry/DOMPointReadOnly.cpp
index a24a192bd1..0b43b00f38 100644
--- a/Userland/Libraries/LibWeb/Geometry/DOMPointReadOnly.cpp
+++ b/Userland/Libraries/LibWeb/Geometry/DOMPointReadOnly.cpp
@@ -22,7 +22,6 @@ DOMPointReadOnly::DOMPointReadOnly(JS::Realm& realm, double x, double y, double
     , m_z(z)
     , m_w(w)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "DOMPointReadOnly"));
 }
 
 // https://drafts.fxtf.org/geometry/#dom-dompointreadonly-frompoint
@@ -34,4 +33,10 @@ JS::NonnullGCPtr<DOMPointReadOnly> DOMPointReadOnly::from_point(JS::VM& vm, DOMP
 
 DOMPointReadOnly::~DOMPointReadOnly() = default;
 
+void DOMPointReadOnly::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::DOMPointReadOnlyPrototype>(realm, "DOMPointReadOnly"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/Geometry/DOMPointReadOnly.h b/Userland/Libraries/LibWeb/Geometry/DOMPointReadOnly.h
index aadc16f202..be5819b57f 100644
--- a/Userland/Libraries/LibWeb/Geometry/DOMPointReadOnly.h
+++ b/Userland/Libraries/LibWeb/Geometry/DOMPointReadOnly.h
@@ -39,6 +39,8 @@ public:
 protected:
     DOMPointReadOnly(JS::Realm&, double x, double y, double z, double w);
 
+    virtual void initialize(JS::Realm&) override;
+
     double m_x;
     double m_y;
     double m_z;
diff --git a/Userland/Libraries/LibWeb/Geometry/DOMRect.cpp b/Userland/Libraries/LibWeb/Geometry/DOMRect.cpp
index b732bcf211..f74c4c74f3 100644
--- a/Userland/Libraries/LibWeb/Geometry/DOMRect.cpp
+++ b/Userland/Libraries/LibWeb/Geometry/DOMRect.cpp
@@ -22,9 +22,14 @@ JS::NonnullGCPtr<DOMRect> DOMRect::create(JS::Realm& realm, Gfx::FloatRect const
 DOMRect::DOMRect(JS::Realm& realm, double x, double y, double width, double height)
     : DOMRectReadOnly(realm, x, y, width, height)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "DOMRect"));
 }
 
 DOMRect::~DOMRect() = default;
 
+void DOMRect::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::DOMRectPrototype>(realm, "DOMRect"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/Geometry/DOMRect.h b/Userland/Libraries/LibWeb/Geometry/DOMRect.h
index babc4897b3..b8398102d8 100644
--- a/Userland/Libraries/LibWeb/Geometry/DOMRect.h
+++ b/Userland/Libraries/LibWeb/Geometry/DOMRect.h
@@ -32,6 +32,8 @@ public:
 
 private:
     DOMRect(JS::Realm&, double x, double y, double width, double height);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/Geometry/DOMRectReadOnly.cpp b/Userland/Libraries/LibWeb/Geometry/DOMRectReadOnly.cpp
index 82b778a930..c6a3286aef 100644
--- a/Userland/Libraries/LibWeb/Geometry/DOMRectReadOnly.cpp
+++ b/Userland/Libraries/LibWeb/Geometry/DOMRectReadOnly.cpp
@@ -18,9 +18,14 @@ DOMRectReadOnly::DOMRectReadOnly(JS::Realm& realm, double x, double y, double wi
     : PlatformObject(realm)
     , m_rect(x, y, width, height)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "DOMRectReadOnly"));
 }
 
 DOMRectReadOnly::~DOMRectReadOnly() = default;
 
+void DOMRectReadOnly::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::DOMRectReadOnlyPrototype>(realm, "DOMRectReadOnly"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/Geometry/DOMRectReadOnly.h b/Userland/Libraries/LibWeb/Geometry/DOMRectReadOnly.h
index e34665faa6..f0abdf72c5 100644
--- a/Userland/Libraries/LibWeb/Geometry/DOMRectReadOnly.h
+++ b/Userland/Libraries/LibWeb/Geometry/DOMRectReadOnly.h
@@ -34,6 +34,8 @@ public:
 protected:
     DOMRectReadOnly(JS::Realm&, double x, double y, double width, double height);
 
+    virtual void initialize(JS::Realm&) override;
+
     Gfx::FloatRect m_rect;
 };
 }
diff --git a/Userland/Libraries/LibWeb/HTML/CanvasGradient.cpp b/Userland/Libraries/LibWeb/HTML/CanvasGradient.cpp
index e1468820b6..e704ceebf2 100644
--- a/Userland/Libraries/LibWeb/HTML/CanvasGradient.cpp
+++ b/Userland/Libraries/LibWeb/HTML/CanvasGradient.cpp
@@ -43,11 +43,16 @@ CanvasGradient::CanvasGradient(JS::Realm& realm, Type type)
     : PlatformObject(realm)
     , m_type(type)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "CanvasGradient"));
 }
 
 CanvasGradient::~CanvasGradient() = default;
 
+void CanvasGradient::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::CanvasGradientPrototype>(realm, "CanvasGradient"));
+}
+
 // https://html.spec.whatwg.org/multipage/canvas.html#dom-canvasgradient-addcolorstop
 WebIDL::ExceptionOr<void> CanvasGradient::add_color_stop(double offset, DeprecatedString const& color)
 {
diff --git a/Userland/Libraries/LibWeb/HTML/CanvasGradient.h b/Userland/Libraries/LibWeb/HTML/CanvasGradient.h
index 72aad2570d..92f2c1f551 100644
--- a/Userland/Libraries/LibWeb/HTML/CanvasGradient.h
+++ b/Userland/Libraries/LibWeb/HTML/CanvasGradient.h
@@ -32,6 +32,8 @@ public:
 private:
     CanvasGradient(JS::Realm&, Type);
 
+    virtual void initialize(JS::Realm&) override;
+
     Type m_type {};
 
     struct ColorStop {
diff --git a/Userland/Libraries/LibWeb/HTML/CanvasRenderingContext2D.cpp b/Userland/Libraries/LibWeb/HTML/CanvasRenderingContext2D.cpp
index 39ac26198f..2b7a30705f 100644
--- a/Userland/Libraries/LibWeb/HTML/CanvasRenderingContext2D.cpp
+++ b/Userland/Libraries/LibWeb/HTML/CanvasRenderingContext2D.cpp
@@ -33,11 +33,16 @@ CanvasRenderingContext2D::CanvasRenderingContext2D(JS::Realm& realm, HTMLCanvasE
     , CanvasPath(static_cast<Bindings::PlatformObject&>(*this))
     , m_element(element)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "CanvasRenderingContext2D"));
 }
 
 CanvasRenderingContext2D::~CanvasRenderingContext2D() = default;
 
+void CanvasRenderingContext2D::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::CanvasRenderingContext2DPrototype>(realm, "CanvasRenderingContext2D"));
+}
+
 void CanvasRenderingContext2D::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/CanvasRenderingContext2D.h b/Userland/Libraries/LibWeb/HTML/CanvasRenderingContext2D.h
index 995517eb9e..66fe651176 100644
--- a/Userland/Libraries/LibWeb/HTML/CanvasRenderingContext2D.h
+++ b/Userland/Libraries/LibWeb/HTML/CanvasRenderingContext2D.h
@@ -86,6 +86,7 @@ public:
 private:
     explicit CanvasRenderingContext2D(JS::Realm&, HTMLCanvasElement&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     struct PreparedTextGlyph {
diff --git a/Userland/Libraries/LibWeb/HTML/CloseEvent.cpp b/Userland/Libraries/LibWeb/HTML/CloseEvent.cpp
index 1dbd77d1d1..d74105da24 100644
--- a/Userland/Libraries/LibWeb/HTML/CloseEvent.cpp
+++ b/Userland/Libraries/LibWeb/HTML/CloseEvent.cpp
@@ -25,9 +25,14 @@ CloseEvent::CloseEvent(JS::Realm& realm, DeprecatedFlyString const& event_name,
     , m_code(event_init.code)
     , m_reason(event_init.reason)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "CloseEvent"));
 }
 
 CloseEvent::~CloseEvent() = default;
 
+void CloseEvent::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::CloseEventPrototype>(realm, "CloseEvent"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/CloseEvent.h b/Userland/Libraries/LibWeb/HTML/CloseEvent.h
index 6c94be526d..548f4d489d 100644
--- a/Userland/Libraries/LibWeb/HTML/CloseEvent.h
+++ b/Userland/Libraries/LibWeb/HTML/CloseEvent.h
@@ -33,6 +33,8 @@ public:
 private:
     CloseEvent(JS::Realm&, DeprecatedFlyString const& event_name, CloseEventInit const& event_init);
 
+    virtual void initialize(JS::Realm&) override;
+
     bool m_was_clean { false };
     u16 m_code { 0 };
     DeprecatedString m_reason;
diff --git a/Userland/Libraries/LibWeb/HTML/DOMParser.cpp b/Userland/Libraries/LibWeb/HTML/DOMParser.cpp
index 987447a034..bb40b3574c 100644
--- a/Userland/Libraries/LibWeb/HTML/DOMParser.cpp
+++ b/Userland/Libraries/LibWeb/HTML/DOMParser.cpp
@@ -21,11 +21,16 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<DOMParser>> DOMParser::construct_impl(JS::R
 DOMParser::DOMParser(JS::Realm& realm)
     : PlatformObject(realm)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "DOMParser"));
 }
 
 DOMParser::~DOMParser() = default;
 
+void DOMParser::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::DOMParserPrototype>(realm, "DOMParser"));
+}
+
 // https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#dom-domparser-parsefromstring
 JS::NonnullGCPtr<DOM::Document> DOMParser::parse_from_string(DeprecatedString const& string, Bindings::DOMParserSupportedType type)
 {
diff --git a/Userland/Libraries/LibWeb/HTML/DOMParser.h b/Userland/Libraries/LibWeb/HTML/DOMParser.h
index 58ed38f0b8..85f696e46b 100644
--- a/Userland/Libraries/LibWeb/HTML/DOMParser.h
+++ b/Userland/Libraries/LibWeb/HTML/DOMParser.h
@@ -27,6 +27,8 @@ public:
 
 private:
     explicit DOMParser(JS::Realm&);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/ErrorEvent.cpp b/Userland/Libraries/LibWeb/HTML/ErrorEvent.cpp
index e557705fc7..2e83004d95 100644
--- a/Userland/Libraries/LibWeb/HTML/ErrorEvent.cpp
+++ b/Userland/Libraries/LibWeb/HTML/ErrorEvent.cpp
@@ -27,11 +27,16 @@ ErrorEvent::ErrorEvent(JS::Realm& realm, DeprecatedFlyString const& event_name,
     , m_colno(event_init.colno)
     , m_error(event_init.error)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "ErrorEvent"));
 }
 
 ErrorEvent::~ErrorEvent() = default;
 
+void ErrorEvent::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::ErrorEventPrototype>(realm, "ErrorEvent"));
+}
+
 void ErrorEvent::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/ErrorEvent.h b/Userland/Libraries/LibWeb/HTML/ErrorEvent.h
index e4ce4ba2fd..c34b6cf430 100644
--- a/Userland/Libraries/LibWeb/HTML/ErrorEvent.h
+++ b/Userland/Libraries/LibWeb/HTML/ErrorEvent.h
@@ -47,6 +47,7 @@ public:
 private:
     ErrorEvent(JS::Realm&, DeprecatedFlyString const& event_name, ErrorEventInit const& event_init);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     DeprecatedString m_message { "" };
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.cpp
index 6482ff09c0..8a6956f3c6 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.cpp
@@ -13,8 +13,6 @@ namespace Web::HTML {
 HTMLAnchorElement::HTMLAnchorElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLAnchorElement"));
-
     activation_behavior = [this](auto const& event) {
         run_activation_behavior(event);
     };
@@ -22,6 +20,12 @@ HTMLAnchorElement::HTMLAnchorElement(DOM::Document& document, DOM::QualifiedName
 
 HTMLAnchorElement::~HTMLAnchorElement() = default;
 
+void HTMLAnchorElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLAnchorElementPrototype>(realm, "HTMLAnchorElement"));
+}
+
 void HTMLAnchorElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
     HTMLElement::parse_attribute(name, value);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.h b/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.h
index 88cba8c554..3b0805a9ab 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.h
@@ -32,6 +32,8 @@ public:
 private:
     HTMLAnchorElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     void run_activation_behavior(Web::DOM::Event const&);
 
     // ^DOM::Element
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.cpp
index ab3efa3f34..dea9e96b16 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.cpp
@@ -13,11 +13,16 @@ namespace Web::HTML {
 HTMLAreaElement::HTMLAreaElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLAreaElement"));
 }
 
 HTMLAreaElement::~HTMLAreaElement() = default;
 
+void HTMLAreaElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLAreaElementPrototype>(realm, "HTMLAreaElement"));
+}
+
 void HTMLAreaElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
     HTMLElement::parse_attribute(name, value);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.h b/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.h
index 4140fdea31..f38a79f846 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.h
@@ -23,6 +23,8 @@ public:
 private:
     HTMLAreaElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     // ^DOM::Element
     virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
     virtual i32 default_tab_index_value() const override;
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLAudioElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLAudioElement.cpp
index 86bd83230d..f480581aa2 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLAudioElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLAudioElement.cpp
@@ -12,8 +12,14 @@ namespace Web::HTML {
 HTMLAudioElement::HTMLAudioElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLMediaElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLAudioElement"));
 }
 
 HTMLAudioElement::~HTMLAudioElement() = default;
+
+void HTMLAudioElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLAudioElementPrototype>(realm, "HTMLAudioElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLAudioElement.h b/Userland/Libraries/LibWeb/HTML/HTMLAudioElement.h
index e2117f069e..4d32b7e9b3 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLAudioElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLAudioElement.h
@@ -18,6 +18,8 @@ public:
 
 private:
     HTMLAudioElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLBRElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLBRElement.cpp
index 3dc799c88b..a13ae96957 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLBRElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLBRElement.cpp
@@ -13,11 +13,16 @@ namespace Web::HTML {
 HTMLBRElement::HTMLBRElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLBRElement"));
 }
 
 HTMLBRElement::~HTMLBRElement() = default;
 
+void HTMLBRElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLBRElementPrototype>(realm, "HTMLBRElement"));
+}
+
 JS::GCPtr<Layout::Node> HTMLBRElement::create_layout_node(NonnullRefPtr<CSS::StyleProperties> style)
 {
     return heap().allocate_without_realm<Layout::BreakNode>(document(), *this, move(style));
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLBRElement.h b/Userland/Libraries/LibWeb/HTML/HTMLBRElement.h
index d3c8af7440..f6b1cf2f7e 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLBRElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLBRElement.h
@@ -20,6 +20,8 @@ public:
 
 private:
     HTMLBRElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.cpp
index 4bbbf5584c..7b515c87b1 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.cpp
@@ -12,11 +12,16 @@ namespace Web::HTML {
 HTMLBaseElement::HTMLBaseElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLBaseElement"));
 }
 
 HTMLBaseElement::~HTMLBaseElement() = default;
 
+void HTMLBaseElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLBaseElementPrototype>(realm, "HTMLBaseElement"));
+}
+
 void HTMLBaseElement::inserted()
 {
     HTMLElement::inserted();
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.h b/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.h
index 3634f847d9..2a69da35ef 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.h
@@ -28,6 +28,7 @@ public:
 private:
     HTMLBaseElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
     virtual bool is_html_base_element() const override { return true; }
 
     // https://html.spec.whatwg.org/multipage/semantics.html#frozen-base-url
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.cpp
index ea1f4015e2..4edc01ca4c 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.cpp
@@ -15,11 +15,16 @@ namespace Web::HTML {
 HTMLBodyElement::HTMLBodyElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLBodyElement"));
 }
 
 HTMLBodyElement::~HTMLBodyElement() = default;
 
+void HTMLBodyElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLBodyElementPrototype>(realm, "HTMLBodyElement"));
+}
+
 void HTMLBodyElement::apply_presentational_hints(CSS::StyleProperties& style) const
 {
     for_each_attribute([&](auto& name, auto& value) {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.h b/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.h
index 1fb06052d5..fe5679114b 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.h
@@ -29,6 +29,8 @@ public:
 private:
     HTMLBodyElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     // ^HTML::GlobalEventHandlers
     virtual EventTarget& global_event_handlers_to_event_target(DeprecatedFlyString const& event_name) override;
 
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLButtonElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLButtonElement.cpp
index ad62b38fc6..6705b3e5fb 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLButtonElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLButtonElement.cpp
@@ -13,8 +13,6 @@ namespace Web::HTML {
 HTMLButtonElement::HTMLButtonElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLButtonElement"));
-
     // https://html.spec.whatwg.org/multipage/form-elements.html#the-button-element:activation-behaviour
     activation_behavior = [this](auto&) {
         // 1. If element is disabled, then return.
@@ -53,6 +51,12 @@ HTMLButtonElement::HTMLButtonElement(DOM::Document& document, DOM::QualifiedName
 
 HTMLButtonElement::~HTMLButtonElement() = default;
 
+void HTMLButtonElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLButtonElementPrototype>(realm, "HTMLButtonElement"));
+}
+
 DeprecatedString HTMLButtonElement::type() const
 {
     auto value = attribute(HTML::AttributeNames::type);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLButtonElement.h b/Userland/Libraries/LibWeb/HTML/HTMLButtonElement.h
index 82f9646fdd..86d88e5e95 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLButtonElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLButtonElement.h
@@ -26,6 +26,8 @@ class HTMLButtonElement final
 public:
     virtual ~HTMLButtonElement() override;
 
+    virtual void initialize(JS::Realm&) override;
+
     enum class TypeAttributeState {
 #define __ENUMERATE_HTML_BUTTON_TYPE_ATTRIBUTE(_, state) state,
         ENUMERATE_HTML_BUTTON_TYPE_ATTRIBUTES
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLCanvasElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLCanvasElement.cpp
index 3c4eb53e67..52090b55d5 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLCanvasElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLCanvasElement.cpp
@@ -21,11 +21,16 @@ static constexpr auto max_canvas_area = 16384 * 16384;
 HTMLCanvasElement::HTMLCanvasElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLCanvasElement"));
 }
 
 HTMLCanvasElement::~HTMLCanvasElement() = default;
 
+void HTMLCanvasElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLCanvasElementPrototype>(realm, "HTMLCanvasElement"));
+}
+
 void HTMLCanvasElement::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLCanvasElement.h b/Userland/Libraries/LibWeb/HTML/HTMLCanvasElement.h
index b9e88a7a53..51a0f11292 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLCanvasElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLCanvasElement.h
@@ -40,6 +40,7 @@ public:
 private:
     HTMLCanvasElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     virtual JS::GCPtr<Layout::Node> create_layout_node(NonnullRefPtr<CSS::StyleProperties>) override;
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLDListElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLDListElement.cpp
index 384407b89c..eed2efc709 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLDListElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLDListElement.cpp
@@ -12,8 +12,14 @@ namespace Web::HTML {
 HTMLDListElement::HTMLDListElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLDListElement"));
 }
 
 HTMLDListElement::~HTMLDListElement() = default;
+
+void HTMLDListElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLDListElementPrototype>(realm, "HTMLDListElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLDListElement.h b/Userland/Libraries/LibWeb/HTML/HTMLDListElement.h
index 020dc63caf..d0c1dbdd8e 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLDListElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLDListElement.h
@@ -18,6 +18,8 @@ public:
 
 private:
     HTMLDListElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLDataElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLDataElement.cpp
index 982dfd649f..0ec6a42b80 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLDataElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLDataElement.cpp
@@ -12,8 +12,14 @@ namespace Web::HTML {
 HTMLDataElement::HTMLDataElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLDataElement"));
 }
 
 HTMLDataElement::~HTMLDataElement() = default;
+
+void HTMLDataElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLDataElementPrototype>(realm, "HTMLDataElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLDataElement.h b/Userland/Libraries/LibWeb/HTML/HTMLDataElement.h
index 45b4e0aa34..6fd5497aa1 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLDataElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLDataElement.h
@@ -22,6 +22,8 @@ public:
 
 private:
     HTMLDataElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLDataListElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLDataListElement.cpp
index 60bc4e31df..7c3f9619ca 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLDataListElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLDataListElement.cpp
@@ -12,8 +12,14 @@ namespace Web::HTML {
 HTMLDataListElement::HTMLDataListElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLDataListElement"));
 }
 
 HTMLDataListElement::~HTMLDataListElement() = default;
+
+void HTMLDataListElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLDataListElementPrototype>(realm, "HTMLDataListElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLDataListElement.h b/Userland/Libraries/LibWeb/HTML/HTMLDataListElement.h
index 1decc6f6a0..df60c1b2c5 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLDataListElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLDataListElement.h
@@ -21,6 +21,8 @@ public:
 
 private:
     HTMLDataListElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLDetailsElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLDetailsElement.cpp
index 57a416647a..a6f6401ae3 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLDetailsElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLDetailsElement.cpp
@@ -12,8 +12,14 @@ namespace Web::HTML {
 HTMLDetailsElement::HTMLDetailsElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLDetailsElement"));
 }
 
 HTMLDetailsElement::~HTMLDetailsElement() = default;
+
+void HTMLDetailsElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLDetailsElementPrototype>(realm, "HTMLDetailsElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLDetailsElement.h b/Userland/Libraries/LibWeb/HTML/HTMLDetailsElement.h
index 11082c9ea4..46c2ce8236 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLDetailsElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLDetailsElement.h
@@ -22,6 +22,8 @@ public:
 
 private:
     HTMLDetailsElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLDialogElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLDialogElement.cpp
index b63e78faea..f283602cc6 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLDialogElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLDialogElement.cpp
@@ -12,8 +12,14 @@ namespace Web::HTML {
 HTMLDialogElement::HTMLDialogElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLDialogElement"));
 }
 
 HTMLDialogElement::~HTMLDialogElement() = default;
+
+void HTMLDialogElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLDialogElementPrototype>(realm, "HTMLDialogElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLDialogElement.h b/Userland/Libraries/LibWeb/HTML/HTMLDialogElement.h
index 4dbb6fc034..89e42c47c7 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLDialogElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLDialogElement.h
@@ -22,6 +22,8 @@ public:
 
 private:
     HTMLDialogElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLDirectoryElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLDirectoryElement.cpp
index 3f44578d1f..7e76c9ee3c 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLDirectoryElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLDirectoryElement.cpp
@@ -12,8 +12,14 @@ namespace Web::HTML {
 HTMLDirectoryElement::HTMLDirectoryElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLDirectoryElement"));
 }
 
 HTMLDirectoryElement::~HTMLDirectoryElement() = default;
+
+void HTMLDirectoryElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLDirectoryElementPrototype>(realm, "HTMLDirectoryElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLDirectoryElement.h b/Userland/Libraries/LibWeb/HTML/HTMLDirectoryElement.h
index d0d8cb0cc9..fd53d1dc37 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLDirectoryElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLDirectoryElement.h
@@ -19,6 +19,8 @@ public:
 
 private:
     HTMLDirectoryElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLDivElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLDivElement.cpp
index 7ff717f1e0..050187c916 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLDivElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLDivElement.cpp
@@ -12,8 +12,14 @@ namespace Web::HTML {
 HTMLDivElement::HTMLDivElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLDivElement"));
 }
 
 HTMLDivElement::~HTMLDivElement() = default;
+
+void HTMLDivElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLDivElementPrototype>(realm, "HTMLDivElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLDivElement.h b/Userland/Libraries/LibWeb/HTML/HTMLDivElement.h
index 064515fa9b..0d7c9172cd 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLDivElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLDivElement.h
@@ -22,6 +22,8 @@ public:
 
 private:
     HTMLDivElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLElement.cpp
index 35a146ac07..701699ddad 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLElement.cpp
@@ -36,7 +36,6 @@ namespace Web::HTML {
 HTMLElement::HTMLElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : Element(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLElement"));
 }
 
 HTMLElement::~HTMLElement() = default;
@@ -44,6 +43,8 @@ HTMLElement::~HTMLElement() = default;
 void HTMLElement::initialize(JS::Realm& realm)
 {
     Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLElementPrototype>(realm, "HTMLElement"));
+
     m_dataset = DOMStringMap::create(*this);
 }
 
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLEmbedElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLEmbedElement.cpp
index 9e9b8c2211..7ba220f5c1 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLEmbedElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLEmbedElement.cpp
@@ -12,8 +12,14 @@ namespace Web::HTML {
 HTMLEmbedElement::HTMLEmbedElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLEmbedElement"));
 }
 
 HTMLEmbedElement::~HTMLEmbedElement() = default;
+
+void HTMLEmbedElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLEmbedElementPrototype>(realm, "HTMLEmbedElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLEmbedElement.h b/Userland/Libraries/LibWeb/HTML/HTMLEmbedElement.h
index ff30ccab6c..311ad16d3a 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLEmbedElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLEmbedElement.h
@@ -18,6 +18,8 @@ public:
 
 private:
     HTMLEmbedElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLFieldSetElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLFieldSetElement.cpp
index 9df7a9e9a4..59297ca6cc 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLFieldSetElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLFieldSetElement.cpp
@@ -13,11 +13,16 @@ namespace Web::HTML {
 HTMLFieldSetElement::HTMLFieldSetElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLFieldSetElement"));
 }
 
 HTMLFieldSetElement::~HTMLFieldSetElement() = default;
 
+void HTMLFieldSetElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLFieldSetElementPrototype>(realm, "HTMLFieldSetElement"));
+}
+
 // https://html.spec.whatwg.org/multipage/form-elements.html#concept-fieldset-disabled
 bool HTMLFieldSetElement::is_disabled() const
 {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLFieldSetElement.h b/Userland/Libraries/LibWeb/HTML/HTMLFieldSetElement.h
index 6b2e3ab1fa..bf1e54c4ec 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLFieldSetElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLFieldSetElement.h
@@ -40,6 +40,8 @@ public:
 
 private:
     HTMLFieldSetElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLFontElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLFontElement.cpp
index 89032edfd0..75243d89c4 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLFontElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLFontElement.cpp
@@ -14,11 +14,16 @@ namespace Web::HTML {
 HTMLFontElement::HTMLFontElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLFontElement"));
 }
 
 HTMLFontElement::~HTMLFontElement() = default;
 
+void HTMLFontElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLFontElementPrototype>(realm, "HTMLFontElement"));
+}
+
 void HTMLFontElement::apply_presentational_hints(CSS::StyleProperties& style) const
 {
     for_each_attribute([&](auto& name, auto& value) {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLFontElement.h b/Userland/Libraries/LibWeb/HTML/HTMLFontElement.h
index 44be85a8a2..89a3b0783d 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLFontElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLFontElement.h
@@ -20,6 +20,8 @@ public:
 
 private:
     HTMLFontElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLFormElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLFormElement.cpp
index 9149a10c77..54c13cbea7 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLFormElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLFormElement.cpp
@@ -26,11 +26,16 @@ namespace Web::HTML {
 HTMLFormElement::HTMLFormElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLFormElement"));
 }
 
 HTMLFormElement::~HTMLFormElement() = default;
 
+void HTMLFormElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLFormElementPrototype>(realm, "HTMLFormElement"));
+}
+
 void HTMLFormElement::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLFormElement.h b/Userland/Libraries/LibWeb/HTML/HTMLFormElement.h
index 928c469d3b..df6bc49fe6 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLFormElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLFormElement.h
@@ -43,6 +43,7 @@ public:
 private:
     HTMLFormElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     bool m_firing_submission_events { false };
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLFrameElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLFrameElement.cpp
index 75597fed8d..3256104e30 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLFrameElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLFrameElement.cpp
@@ -12,11 +12,16 @@ namespace Web::HTML {
 HTMLFrameElement::HTMLFrameElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLFrameElement"));
 }
 
 HTMLFrameElement::~HTMLFrameElement() = default;
 
+void HTMLFrameElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLFrameElementPrototype>(realm, "HTMLFrameElement"));
+}
+
 // https://html.spec.whatwg.org/multipage/interaction.html#dom-tabindex
 i32 HTMLFrameElement::default_tab_index_value() const
 {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLFrameElement.h b/Userland/Libraries/LibWeb/HTML/HTMLFrameElement.h
index de3a5cc3a8..ab36507102 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLFrameElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLFrameElement.h
@@ -19,6 +19,9 @@ public:
 
 private:
     HTMLFrameElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
+
     // ^DOM::Element
     virtual i32 default_tab_index_value() const override;
 };
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.cpp
index 90af8cf910..b36b77f494 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.cpp
@@ -13,11 +13,16 @@ namespace Web::HTML {
 HTMLFrameSetElement::HTMLFrameSetElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLFrameSetElement"));
 }
 
 HTMLFrameSetElement::~HTMLFrameSetElement() = default;
 
+void HTMLFrameSetElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLFrameSetElementPrototype>(realm, "HTMLFrameSetElement"));
+}
+
 void HTMLFrameSetElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
     HTMLElement::parse_attribute(name, value);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.h b/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.h
index 0a3ef76f58..24a4c295c9 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.h
@@ -23,9 +23,9 @@ public:
 private:
     HTMLFrameSetElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void parse_attribute(DeprecatedFlyString const&, DeprecatedString const&) override;
 
-private:
     // ^HTML::GlobalEventHandlers
     virtual EventTarget& global_event_handlers_to_event_target(DeprecatedFlyString const& event_name) override;
 
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLHRElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLHRElement.cpp
index 7312265757..f97a7814f8 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLHRElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLHRElement.cpp
@@ -12,8 +12,14 @@ namespace Web::HTML {
 HTMLHRElement::HTMLHRElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLHRElement"));
 }
 
 HTMLHRElement::~HTMLHRElement() = default;
+
+void HTMLHRElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLHRElementPrototype>(realm, "HTMLHRElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLHRElement.h b/Userland/Libraries/LibWeb/HTML/HTMLHRElement.h
index e1c4e9ef84..7176ba61b4 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLHRElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLHRElement.h
@@ -22,6 +22,8 @@ public:
 
 private:
     HTMLHRElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLHeadElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLHeadElement.cpp
index e6bc7a4754..ff17191036 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLHeadElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLHeadElement.cpp
@@ -12,8 +12,14 @@ namespace Web::HTML {
 HTMLHeadElement::HTMLHeadElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLHeadElement"));
 }
 
 HTMLHeadElement::~HTMLHeadElement() = default;
+
+void HTMLHeadElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLHeadElementPrototype>(realm, "HTMLHeadElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLHeadElement.h b/Userland/Libraries/LibWeb/HTML/HTMLHeadElement.h
index 921bdfd6db..6d88ab8034 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLHeadElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLHeadElement.h
@@ -18,6 +18,8 @@ public:
 
 private:
     HTMLHeadElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLHeadingElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLHeadingElement.cpp
index b1bc336ee9..e6fe3dddfc 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLHeadingElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLHeadingElement.cpp
@@ -12,11 +12,16 @@ namespace Web::HTML {
 HTMLHeadingElement::HTMLHeadingElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLHeadingElement"));
 }
 
 HTMLHeadingElement::~HTMLHeadingElement() = default;
 
+void HTMLHeadingElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLHeadingElementPrototype>(realm, "HTMLHeadingElement"));
+}
+
 // https://html.spec.whatwg.org/multipage/rendering.html#tables-2
 void HTMLHeadingElement::apply_presentational_hints(CSS::StyleProperties& style) const
 {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLHeadingElement.h b/Userland/Libraries/LibWeb/HTML/HTMLHeadingElement.h
index 892c1fcbe0..8289679077 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLHeadingElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLHeadingElement.h
@@ -29,6 +29,8 @@ public:
 
 private:
     HTMLHeadingElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLHtmlElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLHtmlElement.cpp
index d8d0eeff00..f2758c9c67 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLHtmlElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLHtmlElement.cpp
@@ -12,11 +12,16 @@ namespace Web::HTML {
 HTMLHtmlElement::HTMLHtmlElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLHtmlElement"));
 }
 
 HTMLHtmlElement::~HTMLHtmlElement() = default;
 
+void HTMLHtmlElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLHtmlElementPrototype>(realm, "HTMLHtmlElement"));
+}
+
 bool HTMLHtmlElement::should_use_body_background_properties() const
 {
     auto background_color = layout_node()->computed_values().background_color();
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLHtmlElement.h b/Userland/Libraries/LibWeb/HTML/HTMLHtmlElement.h
index 88014cdaeb..6cc03a8f71 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLHtmlElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLHtmlElement.h
@@ -25,6 +25,7 @@ public:
 private:
     HTMLHtmlElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
     virtual bool is_html_html_element() const override { return true; }
 };
 
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.cpp
index 92b760a7e2..98131a22a1 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.cpp
@@ -17,11 +17,16 @@ namespace Web::HTML {
 HTMLIFrameElement::HTMLIFrameElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : BrowsingContextContainer(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLIFrameElement"));
 }
 
 HTMLIFrameElement::~HTMLIFrameElement() = default;
 
+void HTMLIFrameElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLIFrameElementPrototype>(realm, "HTMLIFrameElement"));
+}
+
 JS::GCPtr<Layout::Node> HTMLIFrameElement::create_layout_node(NonnullRefPtr<CSS::StyleProperties> style)
 {
     return heap().allocate_without_realm<Layout::FrameBox>(document(), *this, move(style));
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.h b/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.h
index d10dd68e30..e0a5f897e1 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.h
@@ -28,6 +28,8 @@ public:
 private:
     HTMLIFrameElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     // ^DOM::Element
     virtual void inserted() override;
     virtual void removed_from(Node*) override;
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLImageElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLImageElement.cpp
index 411717ee0b..13f6da07e2 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLImageElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLImageElement.cpp
@@ -23,8 +23,6 @@ HTMLImageElement::HTMLImageElement(DOM::Document& document, DOM::QualifiedName q
     : HTMLElement(document, move(qualified_name))
     , m_image_loader(*this)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLImageElement"));
-
     m_image_loader.on_load = [this] {
         set_needs_style_update(true);
         this->document().set_needs_layout();
@@ -50,6 +48,12 @@ HTMLImageElement::HTMLImageElement(DOM::Document& document, DOM::QualifiedName q
 
 HTMLImageElement::~HTMLImageElement() = default;
 
+void HTMLImageElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLImageElementPrototype>(realm, "HTMLImageElement"));
+}
+
 void HTMLImageElement::apply_presentational_hints(CSS::StyleProperties& style) const
 {
     for_each_attribute([&](auto& name, auto& value) {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLImageElement.h b/Userland/Libraries/LibWeb/HTML/HTMLImageElement.h
index 94b6d8a5c5..4119f3dad6 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLImageElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLImageElement.h
@@ -48,6 +48,7 @@ public:
 private:
     HTMLImageElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void apply_presentational_hints(CSS::StyleProperties&) const override;
 
     void animate();
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLInputElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLInputElement.cpp
index 3c20012d63..ef6a08ef94 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLInputElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLInputElement.cpp
@@ -29,8 +29,6 @@ HTMLInputElement::HTMLInputElement(DOM::Document& document, DOM::QualifiedName q
     : HTMLElement(document, move(qualified_name))
     , m_value(DeprecatedString::empty())
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLInputElement"));
-
     activation_behavior = [this](auto&) {
         // The activation behavior for input elements are these steps:
 
@@ -43,6 +41,12 @@ HTMLInputElement::HTMLInputElement(DOM::Document& document, DOM::QualifiedName q
 
 HTMLInputElement::~HTMLInputElement() = default;
 
+void HTMLInputElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLInputElementPrototype>(realm, "HTMLInputElement"));
+}
+
 void HTMLInputElement::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLInputElement.h b/Userland/Libraries/LibWeb/HTML/HTMLInputElement.h
index f9e0b369dc..3a6a863a14 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLInputElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLInputElement.h
@@ -134,6 +134,7 @@ private:
     // ^DOM::Element
     virtual i32 default_tab_index_value() const override;
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     static TypeAttributeState parse_type_attribute(StringView);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLLIElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLLIElement.cpp
index 307461215f..41cf0533e6 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLLIElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLLIElement.cpp
@@ -12,8 +12,14 @@ namespace Web::HTML {
 HTMLLIElement::HTMLLIElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLLIElement"));
 }
 
 HTMLLIElement::~HTMLLIElement() = default;
+
+void HTMLLIElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLLIElementPrototype>(realm, "HTMLLIElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLLIElement.h b/Userland/Libraries/LibWeb/HTML/HTMLLIElement.h
index 082670302a..2e4c0baeca 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLLIElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLLIElement.h
@@ -22,6 +22,8 @@ public:
 
 private:
     HTMLLIElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLLabelElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLLabelElement.cpp
index 940d880007..6d8372bf23 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLLabelElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLLabelElement.cpp
@@ -13,11 +13,16 @@ namespace Web::HTML {
 HTMLLabelElement::HTMLLabelElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLLabelElement"));
 }
 
 HTMLLabelElement::~HTMLLabelElement() = default;
 
+void HTMLLabelElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLLabelElementPrototype>(realm, "HTMLLabelElement"));
+}
+
 JS::GCPtr<Layout::Node> HTMLLabelElement::create_layout_node(NonnullRefPtr<CSS::StyleProperties> style)
 {
     return heap().allocate_without_realm<Layout::Label>(document(), this, move(style));
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLLabelElement.h b/Userland/Libraries/LibWeb/HTML/HTMLLabelElement.h
index 7ebdd6e129..489ab4db4b 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLLabelElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLLabelElement.h
@@ -22,6 +22,8 @@ public:
 
 private:
     HTMLLabelElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLLegendElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLLegendElement.cpp
index c1f5c4fb95..dd004bc08d 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLLegendElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLLegendElement.cpp
@@ -12,8 +12,14 @@ namespace Web::HTML {
 HTMLLegendElement::HTMLLegendElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLLegendElement"));
 }
 
 HTMLLegendElement::~HTMLLegendElement() = default;
+
+void HTMLLegendElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLLegendElementPrototype>(realm, "HTMLLegendElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLLegendElement.h b/Userland/Libraries/LibWeb/HTML/HTMLLegendElement.h
index 3e1d94e225..dc10820eda 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLLegendElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLLegendElement.h
@@ -18,6 +18,8 @@ public:
 
 private:
     HTMLLegendElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.cpp
index e0f657d246..7787da4572 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.cpp
@@ -22,11 +22,16 @@ namespace Web::HTML {
 HTMLLinkElement::HTMLLinkElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLLinkElement"));
 }
 
 HTMLLinkElement::~HTMLLinkElement() = default;
 
+void HTMLLinkElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLLinkElementPrototype>(realm, "HTMLLinkElement"));
+}
+
 void HTMLLinkElement::inserted()
 {
     if (has_attribute(AttributeNames::disabled) && (m_relationship & Relationship::Stylesheet))
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.h b/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.h
index 73edcfe137..bb8cdfbc34 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.h
@@ -33,6 +33,7 @@ public:
 private:
     HTMLLinkElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
     void parse_attribute(DeprecatedFlyString const&, DeprecatedString const&) override;
 
     // ^ResourceClient
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLMapElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLMapElement.cpp
index 43c3dce152..ebcfa407b3 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLMapElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLMapElement.cpp
@@ -12,8 +12,14 @@ namespace Web::HTML {
 HTMLMapElement::HTMLMapElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLMapElement"));
 }
 
 HTMLMapElement::~HTMLMapElement() = default;
+
+void HTMLMapElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLMapElementPrototype>(realm, "HTMLMapElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLMapElement.h b/Userland/Libraries/LibWeb/HTML/HTMLMapElement.h
index c0afa994b1..c862ba7cc1 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLMapElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLMapElement.h
@@ -18,6 +18,8 @@ public:
 
 private:
     HTMLMapElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLMarqueeElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLMarqueeElement.cpp
index ed5b523297..194f9e9cb7 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLMarqueeElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLMarqueeElement.cpp
@@ -12,11 +12,16 @@ namespace Web::HTML {
 HTMLMarqueeElement::HTMLMarqueeElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLMarqueeElement"));
 }
 
 HTMLMarqueeElement::~HTMLMarqueeElement() = default;
 
+void HTMLMarqueeElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLMarqueeElementPrototype>(realm, "HTMLMarqueeElement"));
+}
+
 void HTMLMarqueeElement::apply_presentational_hints(CSS::StyleProperties& style) const
 {
     HTMLElement::apply_presentational_hints(style);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLMarqueeElement.h b/Userland/Libraries/LibWeb/HTML/HTMLMarqueeElement.h
index 996c447373..3c85d41bc2 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLMarqueeElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLMarqueeElement.h
@@ -19,6 +19,8 @@ public:
 
 private:
     HTMLMarqueeElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
     virtual void apply_presentational_hints(CSS::StyleProperties&) const override;
 };
 
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.cpp
index 5273e680d0..a1325ce359 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.cpp
@@ -13,11 +13,16 @@ namespace Web::HTML {
 HTMLMediaElement::HTMLMediaElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLMediaElement"));
 }
 
 HTMLMediaElement::~HTMLMediaElement() = default;
 
+void HTMLMediaElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLMediaElementPrototype>(realm, "HTMLMediaElement"));
+}
+
 // https://html.spec.whatwg.org/multipage/media.html#dom-navigator-canplaytype
 Bindings::CanPlayTypeResult HTMLMediaElement::can_play_type(DeprecatedString const& type) const
 {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.h b/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.h
index a809226085..d1f3139bb6 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.h
@@ -23,6 +23,8 @@ public:
 
 protected:
     HTMLMediaElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLMenuElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLMenuElement.cpp
index 1499835d44..b4b7575005 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLMenuElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLMenuElement.cpp
@@ -12,9 +12,14 @@ namespace Web::HTML {
 HTMLMenuElement::HTMLMenuElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLMenuElement"));
 }
 
 HTMLMenuElement::~HTMLMenuElement() = default;
 
+void HTMLMenuElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLMenuElementPrototype>(realm, "HTMLMenuElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLMenuElement.h b/Userland/Libraries/LibWeb/HTML/HTMLMenuElement.h
index 7517b6a927..1577bce29f 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLMenuElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLMenuElement.h
@@ -22,6 +22,8 @@ public:
 
 private:
     HTMLMenuElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLMetaElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLMetaElement.cpp
index 425f077fb0..b40bb5507e 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLMetaElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLMetaElement.cpp
@@ -12,9 +12,14 @@ namespace Web::HTML {
 HTMLMetaElement::HTMLMetaElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLMetaElement"));
 }
 
 HTMLMetaElement::~HTMLMetaElement() = default;
 
+void HTMLMetaElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLMetaElementPrototype>(realm, "HTMLMetaElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLMetaElement.h b/Userland/Libraries/LibWeb/HTML/HTMLMetaElement.h
index 743d0042e4..bd21f42c14 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLMetaElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLMetaElement.h
@@ -18,6 +18,8 @@ public:
 
 private:
     HTMLMetaElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLMeterElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLMeterElement.cpp
index f299750c9d..6f8ce5e8fa 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLMeterElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLMeterElement.cpp
@@ -12,9 +12,14 @@ namespace Web::HTML {
 HTMLMeterElement::HTMLMeterElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLMeterElement"));
 }
 
 HTMLMeterElement::~HTMLMeterElement() = default;
 
+void HTMLMeterElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLMeterElementPrototype>(realm, "HTMLMeterElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLMeterElement.h b/Userland/Libraries/LibWeb/HTML/HTMLMeterElement.h
index 9bb413df88..0c2907461b 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLMeterElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLMeterElement.h
@@ -27,6 +27,8 @@ public:
 
 private:
     HTMLMeterElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLModElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLModElement.cpp
index b8326ea34a..bc5a40c4c7 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLModElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLModElement.cpp
@@ -13,11 +13,16 @@ namespace Web::HTML {
 HTMLModElement::HTMLModElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLModElement"));
 }
 
 HTMLModElement::~HTMLModElement() = default;
 
+void HTMLModElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLModElementPrototype>(realm, "HTMLModElement"));
+}
+
 DeprecatedFlyString HTMLModElement::default_role() const
 {
     // https://www.w3.org/TR/html-aria/#el-del
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLModElement.h b/Userland/Libraries/LibWeb/HTML/HTMLModElement.h
index 908f56c12f..710cf9a471 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLModElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLModElement.h
@@ -21,6 +21,8 @@ public:
 
 private:
     HTMLModElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLOListElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLOListElement.cpp
index 7f4b85e1c5..74de79aa2b 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLOListElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLOListElement.cpp
@@ -12,9 +12,14 @@ namespace Web::HTML {
 HTMLOListElement::HTMLOListElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLOListElement"));
 }
 
 HTMLOListElement::~HTMLOListElement() = default;
 
+void HTMLOListElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLOListElementPrototype>(realm, "HTMLOListElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLOListElement.h b/Userland/Libraries/LibWeb/HTML/HTMLOListElement.h
index 81f63c1247..776fd1fb2b 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLOListElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLOListElement.h
@@ -22,6 +22,8 @@ public:
 
 private:
     HTMLOListElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.cpp
index 68a1a1c87f..dbbfada928 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.cpp
@@ -19,8 +19,6 @@ namespace Web::HTML {
 HTMLObjectElement::HTMLObjectElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : BrowsingContextContainer(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLObjectElement"));
-
     // https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-object-element
     // Whenever one of the following conditions occur:
     // - the element is created,
@@ -32,6 +30,12 @@ HTMLObjectElement::HTMLObjectElement(DOM::Document& document, DOM::QualifiedName
 
 HTMLObjectElement::~HTMLObjectElement() = default;
 
+void HTMLObjectElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLObjectElementPrototype>(realm, "HTMLObjectElement"));
+}
+
 void HTMLObjectElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
     BrowsingContextContainer::parse_attribute(name, value);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.h b/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.h
index a83ecafc4d..46567c275e 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.h
@@ -46,6 +46,8 @@ public:
 private:
     HTMLObjectElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     virtual JS::GCPtr<Layout::Node> create_layout_node(NonnullRefPtr<CSS::StyleProperties>) override;
 
     bool has_ancestor_media_element_or_object_element_not_showing_fallback_content() const;
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLOptGroupElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLOptGroupElement.cpp
index 81cc1c0afe..77c433c961 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLOptGroupElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLOptGroupElement.cpp
@@ -12,9 +12,14 @@ namespace Web::HTML {
 HTMLOptGroupElement::HTMLOptGroupElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLOptGroupElement"));
 }
 
 HTMLOptGroupElement::~HTMLOptGroupElement() = default;
 
+void HTMLOptGroupElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLOptGroupElementPrototype>(realm, "HTMLOptGroupElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLOptGroupElement.h b/Userland/Libraries/LibWeb/HTML/HTMLOptGroupElement.h
index d6875b1dc6..cef892b5c7 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLOptGroupElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLOptGroupElement.h
@@ -22,6 +22,8 @@ public:
 
 private:
     HTMLOptGroupElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.cpp
index 9c2cfc224d..17027c98b5 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.cpp
@@ -21,11 +21,16 @@ namespace Web::HTML {
 HTMLOptionElement::HTMLOptionElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLOptionElement"));
 }
 
 HTMLOptionElement::~HTMLOptionElement() = default;
 
+void HTMLOptionElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLOptionElementPrototype>(realm, "HTMLOptionElement"));
+}
+
 void HTMLOptionElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
     HTMLElement::parse_attribute(name, value);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.h b/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.h
index 1f0c9546ea..9633a7c85b 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.h
@@ -38,6 +38,8 @@ private:
 
     HTMLOptionElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
     void did_remove_attribute(DeprecatedFlyString const& name) override;
 
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLOptionsCollection.cpp b/Userland/Libraries/LibWeb/HTML/HTMLOptionsCollection.cpp
index 4782523d10..61fd922053 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLOptionsCollection.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLOptionsCollection.cpp
@@ -21,11 +21,16 @@ JS::NonnullGCPtr<HTMLOptionsCollection> HTMLOptionsCollection::create(DOM::Paren
 HTMLOptionsCollection::HTMLOptionsCollection(DOM::ParentNode& root, Function<bool(DOM::Element const&)> filter)
     : DOM::HTMLCollection(root, move(filter))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLOptionsCollection"));
 }
 
 HTMLOptionsCollection::~HTMLOptionsCollection() = default;
 
+void HTMLOptionsCollection::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLOptionsCollectionPrototype>(realm, "HTMLOptionsCollection"));
+}
+
 // https://html.spec.whatwg.org/multipage/common-dom-interfaces.html#dom-htmloptionscollection-add
 WebIDL::ExceptionOr<void> HTMLOptionsCollection::add(HTMLOptionOrOptGroupElement element, Optional<HTMLElementOrElementIndex> before)
 {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLOptionsCollection.h b/Userland/Libraries/LibWeb/HTML/HTMLOptionsCollection.h
index 813b202ded..ee3d7ff5a0 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLOptionsCollection.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLOptionsCollection.h
@@ -26,6 +26,8 @@ public:
 
 private:
     HTMLOptionsCollection(DOM::ParentNode& root, Function<bool(DOM::Element const&)> filter);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLOutputElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLOutputElement.cpp
index a50ac4232b..99a9d89ba9 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLOutputElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLOutputElement.cpp
@@ -12,11 +12,16 @@ namespace Web::HTML {
 HTMLOutputElement::HTMLOutputElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLOutputElement"));
 }
 
 HTMLOutputElement::~HTMLOutputElement() = default;
 
+void HTMLOutputElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLOutputElementPrototype>(realm, "HTMLOutputElement"));
+}
+
 // https://html.spec.whatwg.org/multipage/form-elements.html#the-output-element:concept-form-reset-control
 void HTMLOutputElement::reset_algorithm()
 {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLOutputElement.h b/Userland/Libraries/LibWeb/HTML/HTMLOutputElement.h
index 9d46c7d8b6..bc4a574b9e 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLOutputElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLOutputElement.h
@@ -49,6 +49,8 @@ public:
 
 private:
     HTMLOutputElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLParagraphElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLParagraphElement.cpp
index f6057fea88..72a77736ef 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLParagraphElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLParagraphElement.cpp
@@ -12,11 +12,16 @@ namespace Web::HTML {
 HTMLParagraphElement::HTMLParagraphElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLParagraphElement"));
 }
 
 HTMLParagraphElement::~HTMLParagraphElement() = default;
 
+void HTMLParagraphElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLParagraphElementPrototype>(realm, "HTMLParagraphElement"));
+}
+
 // https://html.spec.whatwg.org/multipage/rendering.html#tables-2
 void HTMLParagraphElement::apply_presentational_hints(CSS::StyleProperties& style) const
 {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLParagraphElement.h b/Userland/Libraries/LibWeb/HTML/HTMLParagraphElement.h
index e0572366ec..d124674dec 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLParagraphElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLParagraphElement.h
@@ -24,6 +24,8 @@ public:
 
 private:
     HTMLParagraphElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLParamElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLParamElement.cpp
index aded0af35b..b71bdbaed9 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLParamElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLParamElement.cpp
@@ -12,9 +12,14 @@ namespace Web::HTML {
 HTMLParamElement::HTMLParamElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLParamElement"));
 }
 
 HTMLParamElement::~HTMLParamElement() = default;
 
+void HTMLParamElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLParamElementPrototype>(realm, "HTMLParamElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLParamElement.h b/Userland/Libraries/LibWeb/HTML/HTMLParamElement.h
index 17004cbdc0..8ae224061a 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLParamElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLParamElement.h
@@ -18,6 +18,8 @@ public:
 
 private:
     HTMLParamElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLPictureElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLPictureElement.cpp
index 31986daad6..d9e4bb99a5 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLPictureElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLPictureElement.cpp
@@ -12,9 +12,14 @@ namespace Web::HTML {
 HTMLPictureElement::HTMLPictureElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLPictureElement"));
 }
 
 HTMLPictureElement::~HTMLPictureElement() = default;
 
+void HTMLPictureElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLPictureElementPrototype>(realm, "HTMLPictureElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLPictureElement.h b/Userland/Libraries/LibWeb/HTML/HTMLPictureElement.h
index 6aaa861419..c27e99ee34 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLPictureElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLPictureElement.h
@@ -18,6 +18,8 @@ public:
 
 private:
     HTMLPictureElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLPreElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLPreElement.cpp
index 70e641396a..684e4e49f1 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLPreElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLPreElement.cpp
@@ -12,11 +12,16 @@ namespace Web::HTML {
 HTMLPreElement::HTMLPreElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLPreElement"));
 }
 
 HTMLPreElement::~HTMLPreElement() = default;
 
+void HTMLPreElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLPreElementPrototype>(realm, "HTMLPreElement"));
+}
+
 void HTMLPreElement::apply_presentational_hints(CSS::StyleProperties& style) const
 {
     HTMLElement::apply_presentational_hints(style);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLPreElement.h b/Userland/Libraries/LibWeb/HTML/HTMLPreElement.h
index bfb623ab52..d2fc64fa2f 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLPreElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLPreElement.h
@@ -22,6 +22,8 @@ public:
 
 private:
     HTMLPreElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
     virtual void apply_presentational_hints(CSS::StyleProperties&) const override;
 };
 
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLProgressElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLProgressElement.cpp
index d31e5e8107..cde41d2594 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLProgressElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLProgressElement.cpp
@@ -17,11 +17,16 @@ namespace Web::HTML {
 HTMLProgressElement::HTMLProgressElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLProgressElement"));
 }
 
 HTMLProgressElement::~HTMLProgressElement() = default;
 
+void HTMLProgressElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLProgressElementPrototype>(realm, "HTMLProgressElement"));
+}
+
 JS::GCPtr<Layout::Node> HTMLProgressElement::create_layout_node(NonnullRefPtr<CSS::StyleProperties> style)
 {
     if (style->appearance().value_or(CSS::Appearance::Auto) == CSS::Appearance::None)
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLProgressElement.h b/Userland/Libraries/LibWeb/HTML/HTMLProgressElement.h
index 00689839f5..aa39a9f9db 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLProgressElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLProgressElement.h
@@ -39,6 +39,8 @@ public:
 private:
     HTMLProgressElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     void progress_position_updated();
 
     bool is_determinate() const { return has_attribute(HTML::AttributeNames::value); }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLQuoteElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLQuoteElement.cpp
index 116842758e..2547d64dd7 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLQuoteElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLQuoteElement.cpp
@@ -14,11 +14,16 @@ namespace Web::HTML {
 HTMLQuoteElement::HTMLQuoteElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLQuoteElement"));
 }
 
 HTMLQuoteElement::~HTMLQuoteElement() = default;
 
+void HTMLQuoteElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLQuoteElementPrototype>(realm, "HTMLQuoteElement"));
+}
+
 DeprecatedFlyString HTMLQuoteElement::default_role() const
 {
     // https://www.w3.org/TR/html-aria/#el-blockquote
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLQuoteElement.h b/Userland/Libraries/LibWeb/HTML/HTMLQuoteElement.h
index 79748de6f3..f12877b04c 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLQuoteElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLQuoteElement.h
@@ -20,6 +20,8 @@ public:
 
 private:
     HTMLQuoteElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.cpp
index 4a39299a27..0af9dd888d 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.cpp
@@ -26,11 +26,16 @@ namespace Web::HTML {
 HTMLScriptElement::HTMLScriptElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLScriptElement"));
 }
 
 HTMLScriptElement::~HTMLScriptElement() = default;
 
+void HTMLScriptElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLScriptElementPrototype>(realm, "HTMLScriptElement"));
+}
+
 void HTMLScriptElement::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.h b/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.h
index b4537d6880..049e5aa994 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.h
@@ -57,6 +57,7 @@ public:
     virtual void resource_did_load() override;
     virtual void resource_did_fail() override;
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     // https://html.spec.whatwg.org/multipage/scripting.html#prepare-the-script-element
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLSelectElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLSelectElement.cpp
index 5ed7612b83..cc5ddb6906 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLSelectElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLSelectElement.cpp
@@ -16,11 +16,16 @@ namespace Web::HTML {
 HTMLSelectElement::HTMLSelectElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLSelectElement"));
 }
 
 HTMLSelectElement::~HTMLSelectElement() = default;
 
+void HTMLSelectElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLSelectElementPrototype>(realm, "HTMLSelectElement"));
+}
+
 void HTMLSelectElement::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLSelectElement.h b/Userland/Libraries/LibWeb/HTML/HTMLSelectElement.h
index 0e1c211bda..985edd49fc 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLSelectElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLSelectElement.h
@@ -65,6 +65,7 @@ public:
 private:
     HTMLSelectElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     // ^DOM::Element
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLSlotElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLSlotElement.cpp
index 49a434777a..7a43cb4ee1 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLSlotElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLSlotElement.cpp
@@ -12,9 +12,14 @@ namespace Web::HTML {
 HTMLSlotElement::HTMLSlotElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLSlotElement"));
 }
 
 HTMLSlotElement::~HTMLSlotElement() = default;
 
+void HTMLSlotElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLSlotElementPrototype>(realm, "HTMLSlotElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLSlotElement.h b/Userland/Libraries/LibWeb/HTML/HTMLSlotElement.h
index 8924b5847f..9f7cc04950 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLSlotElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLSlotElement.h
@@ -18,6 +18,8 @@ public:
 
 private:
     HTMLSlotElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLSourceElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLSourceElement.cpp
index 40f6d0141a..5031b6b25b 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLSourceElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLSourceElement.cpp
@@ -12,9 +12,14 @@ namespace Web::HTML {
 HTMLSourceElement::HTMLSourceElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLSourceElement"));
 }
 
 HTMLSourceElement::~HTMLSourceElement() = default;
 
+void HTMLSourceElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLSourceElementPrototype>(realm, "HTMLSourceElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLSourceElement.h b/Userland/Libraries/LibWeb/HTML/HTMLSourceElement.h
index 2fba7bb28d..98c98a4e05 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLSourceElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLSourceElement.h
@@ -18,6 +18,8 @@ public:
 
 private:
     HTMLSourceElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLSpanElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLSpanElement.cpp
index b7f41ee0c6..dd5559e20c 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLSpanElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLSpanElement.cpp
@@ -12,9 +12,14 @@ namespace Web::HTML {
 HTMLSpanElement::HTMLSpanElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLSpanElement"));
 }
 
 HTMLSpanElement::~HTMLSpanElement() = default;
 
+void HTMLSpanElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLSpanElementPrototype>(realm, "HTMLSpanElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLSpanElement.h b/Userland/Libraries/LibWeb/HTML/HTMLSpanElement.h
index 75e165fcad..20d6a7d7bd 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLSpanElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLSpanElement.h
@@ -22,6 +22,8 @@ public:
 
 private:
     HTMLSpanElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLStyleElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLStyleElement.cpp
index 7624f26152..cf42ecc56a 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLStyleElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLStyleElement.cpp
@@ -14,11 +14,16 @@ namespace Web::HTML {
 HTMLStyleElement::HTMLStyleElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLStyleElement"));
 }
 
 HTMLStyleElement::~HTMLStyleElement() = default;
 
+void HTMLStyleElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLStyleElementPrototype>(realm, "HTMLStyleElement"));
+}
+
 void HTMLStyleElement::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLStyleElement.h b/Userland/Libraries/LibWeb/HTML/HTMLStyleElement.h
index 413ceb04d5..522390128b 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLStyleElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLStyleElement.h
@@ -29,6 +29,7 @@ public:
 private:
     HTMLStyleElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     // https://www.w3.org/TR/cssom/#associated-css-style-sheet
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTableCaptionElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLTableCaptionElement.cpp
index 82074e21ec..25354fdb42 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTableCaptionElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTableCaptionElement.cpp
@@ -12,11 +12,16 @@ namespace Web::HTML {
 HTMLTableCaptionElement::HTMLTableCaptionElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLTableCaptionElement"));
 }
 
 HTMLTableCaptionElement::~HTMLTableCaptionElement() = default;
 
+void HTMLTableCaptionElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLTableCaptionElementPrototype>(realm, "HTMLTableCaptionElement"));
+}
+
 // https://html.spec.whatwg.org/multipage/rendering.html#tables-2
 void HTMLTableCaptionElement::apply_presentational_hints(CSS::StyleProperties& style) const
 {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTableCaptionElement.h b/Userland/Libraries/LibWeb/HTML/HTMLTableCaptionElement.h
index 259dbb101d..94f44b41a8 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTableCaptionElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTableCaptionElement.h
@@ -24,6 +24,8 @@ public:
 
 private:
     HTMLTableCaptionElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTableCellElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLTableCellElement.cpp
index a97862b517..e554128132 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTableCellElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTableCellElement.cpp
@@ -14,11 +14,16 @@ namespace Web::HTML {
 HTMLTableCellElement::HTMLTableCellElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLTableCellElement"));
 }
 
 HTMLTableCellElement::~HTMLTableCellElement() = default;
 
+void HTMLTableCellElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLTableCellElementPrototype>(realm, "HTMLTableCellElement"));
+}
+
 void HTMLTableCellElement::apply_presentational_hints(CSS::StyleProperties& style) const
 {
     for_each_attribute([&](auto& name, auto& value) {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTableCellElement.h b/Userland/Libraries/LibWeb/HTML/HTMLTableCellElement.h
index c3e02ded3b..7eb0138762 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTableCellElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTableCellElement.h
@@ -26,6 +26,8 @@ public:
 
 private:
     HTMLTableCellElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
     virtual void apply_presentational_hints(CSS::StyleProperties&) const override;
 };
 
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTableColElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLTableColElement.cpp
index 4055e3bddf..06e94dd8b6 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTableColElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTableColElement.cpp
@@ -12,9 +12,14 @@ namespace Web::HTML {
 HTMLTableColElement::HTMLTableColElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLTableColElement"));
 }
 
 HTMLTableColElement::~HTMLTableColElement() = default;
 
+void HTMLTableColElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLTableColElementPrototype>(realm, "HTMLTableColElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTableColElement.h b/Userland/Libraries/LibWeb/HTML/HTMLTableColElement.h
index c887819d2f..6b4a0f1da9 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTableColElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTableColElement.h
@@ -18,6 +18,8 @@ public:
 
 private:
     HTMLTableColElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTableElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLTableElement.cpp
index 9d78f4fd81..821d0e684f 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTableElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTableElement.cpp
@@ -20,11 +20,16 @@ namespace Web::HTML {
 HTMLTableElement::HTMLTableElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLTableElement"));
 }
 
 HTMLTableElement::~HTMLTableElement() = default;
 
+void HTMLTableElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLTableElementPrototype>(realm, "HTMLTableElement"));
+}
+
 void HTMLTableElement::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTableElement.h b/Userland/Libraries/LibWeb/HTML/HTMLTableElement.h
index 40b8eff682..5ed3f57edf 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTableElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTableElement.h
@@ -48,6 +48,7 @@ public:
 private:
     HTMLTableElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     virtual void apply_presentational_hints(CSS::StyleProperties&) const override;
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTableRowElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLTableRowElement.cpp
index aa44d76d9f..16be11e4b2 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTableRowElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTableRowElement.cpp
@@ -18,11 +18,16 @@ namespace Web::HTML {
 HTMLTableRowElement::HTMLTableRowElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLTableRowElement"));
 }
 
 HTMLTableRowElement::~HTMLTableRowElement() = default;
 
+void HTMLTableRowElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLTableRowElementPrototype>(realm, "HTMLTableRowElement"));
+}
+
 void HTMLTableRowElement::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTableRowElement.h b/Userland/Libraries/LibWeb/HTML/HTMLTableRowElement.h
index ea80fe5bc2..9d404aed0e 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTableRowElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTableRowElement.h
@@ -30,6 +30,7 @@ public:
 private:
     HTMLTableRowElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     JS::GCPtr<DOM::HTMLCollection> mutable m_cells;
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTableSectionElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLTableSectionElement.cpp
index 9c2a669692..146a0197b8 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTableSectionElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTableSectionElement.cpp
@@ -17,11 +17,16 @@ namespace Web::HTML {
 HTMLTableSectionElement::HTMLTableSectionElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLTableSectionElement"));
 }
 
 HTMLTableSectionElement::~HTMLTableSectionElement() = default;
 
+void HTMLTableSectionElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLTableSectionElementPrototype>(realm, "HTMLTableSectionElement"));
+}
+
 void HTMLTableSectionElement::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTableSectionElement.h b/Userland/Libraries/LibWeb/HTML/HTMLTableSectionElement.h
index 025ff5a874..83cfc5830e 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTableSectionElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTableSectionElement.h
@@ -30,6 +30,7 @@ public:
 private:
     HTMLTableSectionElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     JS::GCPtr<DOM::HTMLCollection> mutable m_rows;
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTemplateElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLTemplateElement.cpp
index 109417fd12..9712909d70 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTemplateElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTemplateElement.cpp
@@ -13,7 +13,6 @@ namespace Web::HTML {
 HTMLTemplateElement::HTMLTemplateElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLTemplateElement"));
 }
 
 HTMLTemplateElement::~HTMLTemplateElement() = default;
@@ -21,6 +20,8 @@ HTMLTemplateElement::~HTMLTemplateElement() = default;
 void HTMLTemplateElement::initialize(JS::Realm& realm)
 {
     Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLTemplateElementPrototype>(realm, "HTMLTemplateElement"));
+
     m_content = heap().allocate<DOM::DocumentFragment>(realm, m_document->appropriate_template_contents_owner_document());
     m_content->set_host(this);
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTextAreaElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLTextAreaElement.cpp
index c2347f66c4..ac1443b100 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTextAreaElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTextAreaElement.cpp
@@ -12,11 +12,16 @@ namespace Web::HTML {
 HTMLTextAreaElement::HTMLTextAreaElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLTextAreaElement"));
 }
 
 HTMLTextAreaElement::~HTMLTextAreaElement() = default;
 
+void HTMLTextAreaElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLTextAreaElementPrototype>(realm, "HTMLTextAreaElement"));
+}
+
 // https://html.spec.whatwg.org/multipage/interaction.html#dom-tabindex
 i32 HTMLTextAreaElement::default_tab_index_value() const
 {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTextAreaElement.h b/Userland/Libraries/LibWeb/HTML/HTMLTextAreaElement.h
index 7b5af5691f..86805985ab 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTextAreaElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTextAreaElement.h
@@ -57,6 +57,8 @@ public:
 private:
     HTMLTextAreaElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     // ^DOM::Element
     virtual i32 default_tab_index_value() const override;
 };
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTimeElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLTimeElement.cpp
index 27a06c1a6c..77692b083d 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTimeElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTimeElement.cpp
@@ -12,7 +12,12 @@ namespace Web::HTML {
 HTMLTimeElement::HTMLTimeElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLTimeElement"));
+}
+
+void HTMLTimeElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLTimeElementPrototype>(realm, "HTMLTimeElement"));
 }
 
 HTMLTimeElement::~HTMLTimeElement() = default;
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTimeElement.h b/Userland/Libraries/LibWeb/HTML/HTMLTimeElement.h
index f6962c6695..02655140f4 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTimeElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTimeElement.h
@@ -22,6 +22,8 @@ public:
 
 private:
     HTMLTimeElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTitleElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLTitleElement.cpp
index 27bcb0a15e..998a4b5b24 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTitleElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTitleElement.cpp
@@ -13,11 +13,16 @@ namespace Web::HTML {
 HTMLTitleElement::HTMLTitleElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLTitleElement"));
 }
 
 HTMLTitleElement::~HTMLTitleElement() = default;
 
+void HTMLTitleElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLTitleElementPrototype>(realm, "HTMLTitleElement"));
+}
+
 void HTMLTitleElement::children_changed()
 {
     HTMLElement::children_changed();
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTitleElement.h b/Userland/Libraries/LibWeb/HTML/HTMLTitleElement.h
index ac6dc7f163..545b24b6f3 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTitleElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTitleElement.h
@@ -19,6 +19,7 @@ public:
 private:
     HTMLTitleElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void children_changed() override;
 };
 
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTrackElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLTrackElement.cpp
index e02d866cd6..286d94b73a 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTrackElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTrackElement.cpp
@@ -12,9 +12,14 @@ namespace Web::HTML {
 HTMLTrackElement::HTMLTrackElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLTrackElement"));
 }
 
 HTMLTrackElement::~HTMLTrackElement() = default;
 
+void HTMLTrackElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLTrackElementPrototype>(realm, "HTMLTrackElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLTrackElement.h b/Userland/Libraries/LibWeb/HTML/HTMLTrackElement.h
index 2c8172702d..17be218974 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLTrackElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLTrackElement.h
@@ -18,6 +18,8 @@ public:
 
 private:
     HTMLTrackElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLUListElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLUListElement.cpp
index adc74730ce..04e1fd451c 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLUListElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLUListElement.cpp
@@ -12,9 +12,14 @@ namespace Web::HTML {
 HTMLUListElement::HTMLUListElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLUListElement"));
 }
 
 HTMLUListElement::~HTMLUListElement() = default;
 
+void HTMLUListElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLUListElementPrototype>(realm, "HTMLUListElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLUListElement.h b/Userland/Libraries/LibWeb/HTML/HTMLUListElement.h
index 9c7b275f5c..45e4af2754 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLUListElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLUListElement.h
@@ -22,6 +22,8 @@ public:
 
 private:
     HTMLUListElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLUnknownElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLUnknownElement.cpp
index aca3da01ab..ae683a1b35 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLUnknownElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLUnknownElement.cpp
@@ -12,9 +12,14 @@ namespace Web::HTML {
 HTMLUnknownElement::HTMLUnknownElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLUnknownElement"));
 }
 
 HTMLUnknownElement::~HTMLUnknownElement() = default;
 
+void HTMLUnknownElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLUnknownElementPrototype>(realm, "HTMLUnknownElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLUnknownElement.h b/Userland/Libraries/LibWeb/HTML/HTMLUnknownElement.h
index e0bf9c64a3..9e46892771 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLUnknownElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLUnknownElement.h
@@ -18,6 +18,8 @@ public:
 
 private:
     HTMLUnknownElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.cpp
index 04810b30b5..eea5bfd1d5 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.cpp
@@ -12,9 +12,14 @@ namespace Web::HTML {
 HTMLVideoElement::HTMLVideoElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLMediaElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLVideoElement"));
 }
 
 HTMLVideoElement::~HTMLVideoElement() = default;
 
+void HTMLVideoElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HTMLVideoElementPrototype>(realm, "HTMLVideoElement"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.h b/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.h
index a83b90289b..0d4470a583 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.h
@@ -18,6 +18,8 @@ public:
 
 private:
     HTMLVideoElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/History.cpp b/Userland/Libraries/LibWeb/HTML/History.cpp
index 63deb9f798..7034c04ea5 100644
--- a/Userland/Libraries/LibWeb/HTML/History.cpp
+++ b/Userland/Libraries/LibWeb/HTML/History.cpp
@@ -19,11 +19,16 @@ History::History(JS::Realm& realm, DOM::Document& document)
     : PlatformObject(realm)
     , m_associated_document(document)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "History"));
 }
 
 History::~History() = default;
 
+void History::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::HistoryPrototype>(realm, "History"));
+}
+
 void History::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/History.h b/Userland/Libraries/LibWeb/HTML/History.h
index b873aabdff..c20902b1fe 100644
--- a/Userland/Libraries/LibWeb/HTML/History.h
+++ b/Userland/Libraries/LibWeb/HTML/History.h
@@ -30,6 +30,7 @@ public:
 private:
     History(JS::Realm&, DOM::Document&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     enum class IsPush {
diff --git a/Userland/Libraries/LibWeb/HTML/ImageData.cpp b/Userland/Libraries/LibWeb/HTML/ImageData.cpp
index 8f16de3eac..426385033f 100644
--- a/Userland/Libraries/LibWeb/HTML/ImageData.cpp
+++ b/Userland/Libraries/LibWeb/HTML/ImageData.cpp
@@ -36,11 +36,16 @@ ImageData::ImageData(JS::Realm& realm, NonnullRefPtr<Gfx::Bitmap> bitmap, JS::No
     , m_bitmap(move(bitmap))
     , m_data(move(data))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "ImageData"));
 }
 
 ImageData::~ImageData() = default;
 
+void ImageData::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::ImageDataPrototype>(realm, "ImageData"));
+}
+
 void ImageData::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/ImageData.h b/Userland/Libraries/LibWeb/HTML/ImageData.h
index e56f026c1b..86c25ce578 100644
--- a/Userland/Libraries/LibWeb/HTML/ImageData.h
+++ b/Userland/Libraries/LibWeb/HTML/ImageData.h
@@ -31,6 +31,7 @@ public:
 private:
     ImageData(JS::Realm&, NonnullRefPtr<Gfx::Bitmap>, JS::NonnullGCPtr<JS::Uint8ClampedArray>);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     NonnullRefPtr<Gfx::Bitmap> m_bitmap;
diff --git a/Userland/Libraries/LibWeb/HTML/MessageChannel.cpp b/Userland/Libraries/LibWeb/HTML/MessageChannel.cpp
index b0c706a57a..069564c3e2 100644
--- a/Userland/Libraries/LibWeb/HTML/MessageChannel.cpp
+++ b/Userland/Libraries/LibWeb/HTML/MessageChannel.cpp
@@ -19,8 +19,6 @@ JS::NonnullGCPtr<MessageChannel> MessageChannel::construct_impl(JS::Realm& realm
 MessageChannel::MessageChannel(JS::Realm& realm)
     : PlatformObject(realm)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "MessageChannel"));
-
     // 1. Set this's port 1 to a new MessagePort in this's relevant Realm.
     m_port1 = MessagePort::create(realm);
 
@@ -40,6 +38,12 @@ void MessageChannel::visit_edges(Cell::Visitor& visitor)
     visitor.visit(m_port2.ptr());
 }
 
+void MessageChannel::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::MessageChannelPrototype>(realm, "MessageChannel"));
+}
+
 MessagePort* MessageChannel::port1()
 {
     return m_port1;
diff --git a/Userland/Libraries/LibWeb/HTML/MessageChannel.h b/Userland/Libraries/LibWeb/HTML/MessageChannel.h
index 4fc9c2c2e4..1dfe15520c 100644
--- a/Userland/Libraries/LibWeb/HTML/MessageChannel.h
+++ b/Userland/Libraries/LibWeb/HTML/MessageChannel.h
@@ -28,6 +28,7 @@ public:
 private:
     explicit MessageChannel(JS::Realm&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     JS::GCPtr<MessagePort> m_port1;
diff --git a/Userland/Libraries/LibWeb/HTML/MessageEvent.cpp b/Userland/Libraries/LibWeb/HTML/MessageEvent.cpp
index 907b869114..910a94b5ae 100644
--- a/Userland/Libraries/LibWeb/HTML/MessageEvent.cpp
+++ b/Userland/Libraries/LibWeb/HTML/MessageEvent.cpp
@@ -25,11 +25,16 @@ MessageEvent::MessageEvent(JS::Realm& realm, DeprecatedFlyString const& event_na
     , m_origin(event_init.origin)
     , m_last_event_id(event_init.last_event_id)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "MessageEvent"));
 }
 
 MessageEvent::~MessageEvent() = default;
 
+void MessageEvent::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::MessageEventPrototype>(realm, "MessageEvent"));
+}
+
 void MessageEvent::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/MessageEvent.h b/Userland/Libraries/LibWeb/HTML/MessageEvent.h
index 675c1eeffe..73cd28d29c 100644
--- a/Userland/Libraries/LibWeb/HTML/MessageEvent.h
+++ b/Userland/Libraries/LibWeb/HTML/MessageEvent.h
@@ -32,6 +32,7 @@ public:
     DeprecatedString const& last_event_id() const { return m_last_event_id; }
 
 private:
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     JS::Value m_data;
diff --git a/Userland/Libraries/LibWeb/HTML/MessagePort.cpp b/Userland/Libraries/LibWeb/HTML/MessagePort.cpp
index 461ff967b6..52159660e0 100644
--- a/Userland/Libraries/LibWeb/HTML/MessagePort.cpp
+++ b/Userland/Libraries/LibWeb/HTML/MessagePort.cpp
@@ -22,11 +22,16 @@ JS::NonnullGCPtr<MessagePort> MessagePort::create(JS::Realm& realm)
 MessagePort::MessagePort(JS::Realm& realm)
     : DOM::EventTarget(realm)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "MessagePort"));
 }
 
 MessagePort::~MessagePort() = default;
 
+void MessagePort::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::MessagePortPrototype>(realm, "MessagePort"));
+}
+
 void MessagePort::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/MessagePort.h b/Userland/Libraries/LibWeb/HTML/MessagePort.h
index 6dba0493ee..84de2b7288 100644
--- a/Userland/Libraries/LibWeb/HTML/MessagePort.h
+++ b/Userland/Libraries/LibWeb/HTML/MessagePort.h
@@ -46,6 +46,7 @@ public:
 private:
     explicit MessagePort(JS::Realm&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     bool is_entangled() const { return m_remote_port; }
diff --git a/Userland/Libraries/LibWeb/HTML/Navigator.cpp b/Userland/Libraries/LibWeb/HTML/Navigator.cpp
index ed25204e08..b53263418b 100644
--- a/Userland/Libraries/LibWeb/HTML/Navigator.cpp
+++ b/Userland/Libraries/LibWeb/HTML/Navigator.cpp
@@ -23,11 +23,16 @@ JS::NonnullGCPtr<Navigator> Navigator::create(JS::Realm& realm)
 Navigator::Navigator(JS::Realm& realm)
     : PlatformObject(realm)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "Navigator"));
 }
 
 Navigator::~Navigator() = default;
 
+void Navigator::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::NavigatorPrototype>(realm, "Navigator"));
+}
+
 // https://w3c.github.io/webdriver/#dfn-webdriver
 bool Navigator::webdriver() const
 {
diff --git a/Userland/Libraries/LibWeb/HTML/Navigator.h b/Userland/Libraries/LibWeb/HTML/Navigator.h
index 699bc6557a..a6447ed749 100644
--- a/Userland/Libraries/LibWeb/HTML/Navigator.h
+++ b/Userland/Libraries/LibWeb/HTML/Navigator.h
@@ -45,6 +45,8 @@ public:
 
 private:
     explicit Navigator(JS::Realm&);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/PageTransitionEvent.cpp b/Userland/Libraries/LibWeb/HTML/PageTransitionEvent.cpp
index 177277ffa4..33393346db 100644
--- a/Userland/Libraries/LibWeb/HTML/PageTransitionEvent.cpp
+++ b/Userland/Libraries/LibWeb/HTML/PageTransitionEvent.cpp
@@ -23,9 +23,14 @@ PageTransitionEvent::PageTransitionEvent(JS::Realm& realm, DeprecatedFlyString c
     : DOM::Event(realm, event_name, event_init)
     , m_persisted(event_init.persisted)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "PageTransitionEvent"));
 }
 
 PageTransitionEvent::~PageTransitionEvent() = default;
 
+void PageTransitionEvent::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::PageTransitionEventPrototype>(realm, "PageTransitionEvent"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/PageTransitionEvent.h b/Userland/Libraries/LibWeb/HTML/PageTransitionEvent.h
index e809bc9f59..6409d141c8 100644
--- a/Userland/Libraries/LibWeb/HTML/PageTransitionEvent.h
+++ b/Userland/Libraries/LibWeb/HTML/PageTransitionEvent.h
@@ -28,6 +28,8 @@ public:
     bool persisted() const { return m_persisted; }
 
 private:
+    virtual void initialize(JS::Realm&) override;
+
     bool m_persisted { false };
 };
 
diff --git a/Userland/Libraries/LibWeb/HTML/Path2D.cpp b/Userland/Libraries/LibWeb/HTML/Path2D.cpp
index 58d5383156..3803c7f019 100644
--- a/Userland/Libraries/LibWeb/HTML/Path2D.cpp
+++ b/Userland/Libraries/LibWeb/HTML/Path2D.cpp
@@ -22,8 +22,6 @@ Path2D::Path2D(JS::Realm& realm, Optional<Variant<JS::Handle<Path2D>, Deprecated
     : PlatformObject(realm)
     , CanvasPath(static_cast<Bindings::PlatformObject&>(*this))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "Path2D"));
-
     // 1. Let output be a new Path2D object.
     // 2. If path is not given, then return output.
     if (!path.has_value())
@@ -56,4 +54,10 @@ Path2D::Path2D(JS::Realm& realm, Optional<Variant<JS::Handle<Path2D>, Deprecated
 
 Path2D::~Path2D() = default;
 
+void Path2D::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::Path2DPrototype>(realm, "Path2D"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/Path2D.h b/Userland/Libraries/LibWeb/HTML/Path2D.h
index 915717c8a6..db3d781d09 100644
--- a/Userland/Libraries/LibWeb/HTML/Path2D.h
+++ b/Userland/Libraries/LibWeb/HTML/Path2D.h
@@ -27,6 +27,8 @@ public:
 
 private:
     Path2D(JS::Realm&, Optional<Variant<JS::Handle<Path2D>, DeprecatedString>> const&);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/PromiseRejectionEvent.cpp b/Userland/Libraries/LibWeb/HTML/PromiseRejectionEvent.cpp
index f16a98a2c6..b27adcc40d 100644
--- a/Userland/Libraries/LibWeb/HTML/PromiseRejectionEvent.cpp
+++ b/Userland/Libraries/LibWeb/HTML/PromiseRejectionEvent.cpp
@@ -24,7 +24,6 @@ PromiseRejectionEvent::PromiseRejectionEvent(JS::Realm& realm, DeprecatedFlyStri
     , m_promise(const_cast<JS::Promise*>(event_init.promise.cell()))
     , m_reason(event_init.reason)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "PromiseRejectionEvent"));
 }
 
 PromiseRejectionEvent::~PromiseRejectionEvent() = default;
@@ -36,4 +35,10 @@ void PromiseRejectionEvent::visit_edges(Cell::Visitor& visitor)
     visitor.visit(m_reason);
 }
 
+void PromiseRejectionEvent::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::PromiseRejectionEventPrototype>(realm, "PromiseRejectionEvent"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/PromiseRejectionEvent.h b/Userland/Libraries/LibWeb/HTML/PromiseRejectionEvent.h
index 0f79732f60..6b4f4e01ee 100644
--- a/Userland/Libraries/LibWeb/HTML/PromiseRejectionEvent.h
+++ b/Userland/Libraries/LibWeb/HTML/PromiseRejectionEvent.h
@@ -35,6 +35,7 @@ public:
 private:
     PromiseRejectionEvent(JS::Realm&, DeprecatedFlyString const& event_name, PromiseRejectionEventInit const& event_init);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     JS::Promise* m_promise { nullptr };
diff --git a/Userland/Libraries/LibWeb/HTML/Storage.cpp b/Userland/Libraries/LibWeb/HTML/Storage.cpp
index a21e2d89b8..e826eb44b7 100644
--- a/Userland/Libraries/LibWeb/HTML/Storage.cpp
+++ b/Userland/Libraries/LibWeb/HTML/Storage.cpp
@@ -18,11 +18,16 @@ JS::NonnullGCPtr<Storage> Storage::create(JS::Realm& realm)
 Storage::Storage(JS::Realm& realm)
     : PlatformObject(realm)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "Storage"));
 }
 
 Storage::~Storage() = default;
 
+void Storage::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::StoragePrototype>(realm, "Storage"));
+}
+
 // https://html.spec.whatwg.org/multipage/webstorage.html#dom-storage-length
 size_t Storage::length() const
 {
diff --git a/Userland/Libraries/LibWeb/HTML/Storage.h b/Userland/Libraries/LibWeb/HTML/Storage.h
index 0090431d45..6b3323bc81 100644
--- a/Userland/Libraries/LibWeb/HTML/Storage.h
+++ b/Userland/Libraries/LibWeb/HTML/Storage.h
@@ -35,6 +35,8 @@ public:
 private:
     explicit Storage(JS::Realm&);
 
+    virtual void initialize(JS::Realm&) override;
+
     void reorder();
     void broadcast(DeprecatedString const& key, DeprecatedString const& old_value, DeprecatedString const& new_value);
 
diff --git a/Userland/Libraries/LibWeb/HTML/SubmitEvent.cpp b/Userland/Libraries/LibWeb/HTML/SubmitEvent.cpp
index 9d3cc07ff5..ee1a535447 100644
--- a/Userland/Libraries/LibWeb/HTML/SubmitEvent.cpp
+++ b/Userland/Libraries/LibWeb/HTML/SubmitEvent.cpp
@@ -23,11 +23,16 @@ SubmitEvent::SubmitEvent(JS::Realm& realm, DeprecatedFlyString const& event_name
     : DOM::Event(realm, event_name, event_init)
     , m_submitter(event_init.submitter)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "SubmitEvent"));
 }
 
 SubmitEvent::~SubmitEvent() = default;
 
+void SubmitEvent::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SubmitEventPrototype>(realm, "SubmitEvent"));
+}
+
 void SubmitEvent::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HTML/SubmitEvent.h b/Userland/Libraries/LibWeb/HTML/SubmitEvent.h
index 56dc9b604b..51398d9a46 100644
--- a/Userland/Libraries/LibWeb/HTML/SubmitEvent.h
+++ b/Userland/Libraries/LibWeb/HTML/SubmitEvent.h
@@ -29,6 +29,7 @@ public:
 private:
     SubmitEvent(JS::Realm&, DeprecatedFlyString const& event_name, SubmitEventInit const& event_init);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     JS::GCPtr<HTMLElement> m_submitter;
diff --git a/Userland/Libraries/LibWeb/HTML/TextMetrics.cpp b/Userland/Libraries/LibWeb/HTML/TextMetrics.cpp
index 5041db4006..fda88cba77 100644
--- a/Userland/Libraries/LibWeb/HTML/TextMetrics.cpp
+++ b/Userland/Libraries/LibWeb/HTML/TextMetrics.cpp
@@ -17,9 +17,14 @@ JS::NonnullGCPtr<TextMetrics> TextMetrics::create(JS::Realm& realm)
 TextMetrics::TextMetrics(JS::Realm& realm)
     : PlatformObject(realm)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "TextMetrics"));
 }
 
 TextMetrics::~TextMetrics() = default;
 
+void TextMetrics::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::TextMetricsPrototype>(realm, "TextMetrics"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/TextMetrics.h b/Userland/Libraries/LibWeb/HTML/TextMetrics.h
index 54bdfd29b1..8c969a2545 100644
--- a/Userland/Libraries/LibWeb/HTML/TextMetrics.h
+++ b/Userland/Libraries/LibWeb/HTML/TextMetrics.h
@@ -47,6 +47,8 @@ public:
 private:
     explicit TextMetrics(JS::Realm&);
 
+    virtual void initialize(JS::Realm&) override;
+
     double m_width { 0 };
     double m_actual_bounding_box_left { 0 };
     double m_actual_bounding_box_right { 0 };
diff --git a/Userland/Libraries/LibWeb/HTML/Worker.cpp b/Userland/Libraries/LibWeb/HTML/Worker.cpp
index 3aac30ea98..cf5179dc6a 100644
--- a/Userland/Libraries/LibWeb/HTML/Worker.cpp
+++ b/Userland/Libraries/LibWeb/HTML/Worker.cpp
@@ -28,7 +28,12 @@ Worker::Worker(DeprecatedFlyString const& script_url, WorkerOptions const option
     , m_interpreter_scope(*m_interpreter)
     , m_implicit_port(MessagePort::create(document.realm()))
 {
-    set_prototype(&Bindings::cached_web_prototype(document.realm(), "Worker"));
+}
+
+void Worker::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::WorkerPrototype>(realm, "Worker"));
 }
 
 void Worker::visit_edges(Cell::Visitor& visitor)
diff --git a/Userland/Libraries/LibWeb/HTML/Worker.h b/Userland/Libraries/LibWeb/HTML/Worker.h
index 303ce77153..9650cd39ea 100644
--- a/Userland/Libraries/LibWeb/HTML/Worker.h
+++ b/Userland/Libraries/LibWeb/HTML/Worker.h
@@ -68,6 +68,7 @@ private:
         return static_cast<Bindings::WebEngineCustomData*>(target_vm.custom_data())->event_loop;
     }
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     DeprecatedFlyString m_script_url;
diff --git a/Userland/Libraries/LibWeb/HTML/WorkerNavigator.cpp b/Userland/Libraries/LibWeb/HTML/WorkerNavigator.cpp
index e86d942b56..2585f260b4 100644
--- a/Userland/Libraries/LibWeb/HTML/WorkerNavigator.cpp
+++ b/Userland/Libraries/LibWeb/HTML/WorkerNavigator.cpp
@@ -19,9 +19,14 @@ JS::NonnullGCPtr<WorkerNavigator> WorkerNavigator::create(WorkerGlobalScope& glo
 WorkerNavigator::WorkerNavigator(WorkerGlobalScope& global_scope)
     : PlatformObject(global_scope.realm())
 {
-    set_prototype(&Bindings::cached_web_prototype(global_scope.realm(), "WorkerNavigator"));
 }
 
 WorkerNavigator::~WorkerNavigator() = default;
 
+void WorkerNavigator::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::WorkerNavigatorPrototype>(realm, "WorkerNavigator"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/HTML/WorkerNavigator.h b/Userland/Libraries/LibWeb/HTML/WorkerNavigator.h
index a9557aa3d3..54fdb2b263 100644
--- a/Userland/Libraries/LibWeb/HTML/WorkerNavigator.h
+++ b/Userland/Libraries/LibWeb/HTML/WorkerNavigator.h
@@ -28,6 +28,8 @@ public:
 
 private:
     explicit WorkerNavigator(WorkerGlobalScope&);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HighResolutionTime/Performance.cpp b/Userland/Libraries/LibWeb/HighResolutionTime/Performance.cpp
index 67ec50f83d..633ab366d8 100644
--- a/Userland/Libraries/LibWeb/HighResolutionTime/Performance.cpp
+++ b/Userland/Libraries/LibWeb/HighResolutionTime/Performance.cpp
@@ -17,12 +17,17 @@ Performance::Performance(HTML::Window& window)
     : DOM::EventTarget(window.realm())
     , m_window(window)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "Performance"));
     m_timer.start();
 }
 
 Performance::~Performance() = default;
 
+void Performance::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::PerformancePrototype>(realm, "Performance"));
+}
+
 void Performance::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/HighResolutionTime/Performance.h b/Userland/Libraries/LibWeb/HighResolutionTime/Performance.h
index 2853b3c056..817b8087c1 100644
--- a/Userland/Libraries/LibWeb/HighResolutionTime/Performance.h
+++ b/Userland/Libraries/LibWeb/HighResolutionTime/Performance.h
@@ -25,6 +25,7 @@ public:
 private:
     explicit Performance(HTML::Window&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     JS::NonnullGCPtr<HTML::Window> m_window;
diff --git a/Userland/Libraries/LibWeb/IntersectionObserver/IntersectionObserver.cpp b/Userland/Libraries/LibWeb/IntersectionObserver/IntersectionObserver.cpp
index ec4522deeb..e14bf17609 100644
--- a/Userland/Libraries/LibWeb/IntersectionObserver/IntersectionObserver.cpp
+++ b/Userland/Libraries/LibWeb/IntersectionObserver/IntersectionObserver.cpp
@@ -23,11 +23,16 @@ JS::NonnullGCPtr<IntersectionObserver> IntersectionObserver::construct_impl(JS::
 IntersectionObserver::IntersectionObserver(JS::Realm& realm)
     : PlatformObject(realm)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "IntersectionObserver"));
 }
 
 IntersectionObserver::~IntersectionObserver() = default;
 
+void IntersectionObserver::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::IntersectionObserverPrototype>(realm, "IntersectionObserver"));
+}
+
 // https://w3c.github.io/IntersectionObserver/#dom-intersectionobserver-observe
 void IntersectionObserver::observe(DOM::Element& target)
 {
diff --git a/Userland/Libraries/LibWeb/IntersectionObserver/IntersectionObserver.h b/Userland/Libraries/LibWeb/IntersectionObserver/IntersectionObserver.h
index 82b73a443f..326385ed1e 100644
--- a/Userland/Libraries/LibWeb/IntersectionObserver/IntersectionObserver.h
+++ b/Userland/Libraries/LibWeb/IntersectionObserver/IntersectionObserver.h
@@ -32,6 +32,8 @@ public:
 
 private:
     explicit IntersectionObserver(JS::Realm&);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.cpp b/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.cpp
index cc5f507d00..a2d53b5ac9 100644
--- a/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.cpp
+++ b/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.cpp
@@ -12,11 +12,16 @@ PerformanceTiming::PerformanceTiming(HTML::Window& window)
     : PlatformObject(window.realm())
     , m_window(window)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "PerformanceTiming"));
 }
 
 PerformanceTiming::~PerformanceTiming() = default;
 
+void PerformanceTiming::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::PerformanceTimingPrototype>(realm, "PerformanceTiming"));
+}
+
 void PerformanceTiming::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.h b/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.h
index 9bdadcb672..fa711fb634 100644
--- a/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.h
+++ b/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.h
@@ -43,6 +43,7 @@ public:
 private:
     explicit PerformanceTiming(HTML::Window&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     JS::GCPtr<HTML::Window> m_window;
diff --git a/Userland/Libraries/LibWeb/RequestIdleCallback/IdleDeadline.cpp b/Userland/Libraries/LibWeb/RequestIdleCallback/IdleDeadline.cpp
index 9fa2c62674..b0d6fb123d 100644
--- a/Userland/Libraries/LibWeb/RequestIdleCallback/IdleDeadline.cpp
+++ b/Userland/Libraries/LibWeb/RequestIdleCallback/IdleDeadline.cpp
@@ -21,7 +21,12 @@ IdleDeadline::IdleDeadline(JS::Realm& realm, bool did_timeout)
     : PlatformObject(realm)
     , m_did_timeout(did_timeout)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "IdleDeadline"));
+}
+
+void IdleDeadline::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::IdleDeadlinePrototype>(realm, "IdleDeadline"));
 }
 
 IdleDeadline::~IdleDeadline() = default;
diff --git a/Userland/Libraries/LibWeb/RequestIdleCallback/IdleDeadline.h b/Userland/Libraries/LibWeb/RequestIdleCallback/IdleDeadline.h
index 23d546889b..d703a9c620 100644
--- a/Userland/Libraries/LibWeb/RequestIdleCallback/IdleDeadline.h
+++ b/Userland/Libraries/LibWeb/RequestIdleCallback/IdleDeadline.h
@@ -24,6 +24,8 @@ public:
 private:
     IdleDeadline(JS::Realm&, bool did_timeout);
 
+    virtual void initialize(JS::Realm&) override;
+
     bool m_did_timeout { false };
 };
 
diff --git a/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.cpp b/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.cpp
index 638ed78934..0112c34fd6 100644
--- a/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.cpp
+++ b/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.cpp
@@ -21,11 +21,16 @@ JS::NonnullGCPtr<ResizeObserver> ResizeObserver::construct_impl(JS::Realm& realm
 ResizeObserver::ResizeObserver(JS::Realm& realm)
     : PlatformObject(realm)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "ResizeObserver"));
 }
 
 ResizeObserver::~ResizeObserver() = default;
 
+void ResizeObserver::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::ResizeObserverPrototype>(realm, "ResizeObserver"));
+}
+
 // https://drafts.csswg.org/resize-observer/#dom-resizeobserver-observe
 void ResizeObserver::observe(DOM::Element& target, ResizeObserverOptions options)
 {
diff --git a/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.h b/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.h
index 591ed454cd..a9cd4aa3cf 100644
--- a/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.h
+++ b/Userland/Libraries/LibWeb/ResizeObserver/ResizeObserver.h
@@ -29,6 +29,8 @@ public:
 
 private:
     explicit ResizeObserver(JS::Realm&);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/SVG/SVGAnimatedLength.cpp b/Userland/Libraries/LibWeb/SVG/SVGAnimatedLength.cpp
index cb0e635aad..124e2ed960 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGAnimatedLength.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGAnimatedLength.cpp
@@ -19,14 +19,18 @@ SVGAnimatedLength::SVGAnimatedLength(JS::Realm& realm, JS::NonnullGCPtr<SVGLengt
     , m_base_val(move(base_val))
     , m_anim_val(move(anim_val))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "SVGAnimatedLength"));
-
     // The object referenced by animVal will always be distinct from the one referenced by baseVal, even when the attribute is not animated.
     VERIFY(m_base_val.ptr() != m_anim_val.ptr());
 }
 
 SVGAnimatedLength::~SVGAnimatedLength() = default;
 
+void SVGAnimatedLength::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGAnimatedLengthPrototype>(realm, "SVGAnimatedLength"));
+}
+
 void SVGAnimatedLength::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/SVG/SVGAnimatedLength.h b/Userland/Libraries/LibWeb/SVG/SVGAnimatedLength.h
index 452d8b65e7..cb96977d03 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGAnimatedLength.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGAnimatedLength.h
@@ -25,6 +25,7 @@ public:
 private:
     SVGAnimatedLength(JS::Realm&, JS::NonnullGCPtr<SVGLength> base_val, JS::NonnullGCPtr<SVGLength> anim_val);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     JS::NonnullGCPtr<SVGLength> m_base_val;
diff --git a/Userland/Libraries/LibWeb/SVG/SVGCircleElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGCircleElement.cpp
index 886f8f2320..cb7ca7177b 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGCircleElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGCircleElement.cpp
@@ -14,7 +14,12 @@ namespace Web::SVG {
 SVGCircleElement::SVGCircleElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : SVGGeometryElement(document, qualified_name)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "SVGCircleElement"));
+}
+
+void SVGCircleElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGCircleElementPrototype>(realm, "SVGCircleElement"));
 }
 
 void SVGCircleElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
diff --git a/Userland/Libraries/LibWeb/SVG/SVGCircleElement.h b/Userland/Libraries/LibWeb/SVG/SVGCircleElement.h
index d51459a202..376002299c 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGCircleElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGCircleElement.h
@@ -28,6 +28,8 @@ public:
 private:
     SVGCircleElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     Optional<Gfx::Path> m_path;
 
     Optional<float> m_center_x;
diff --git a/Userland/Libraries/LibWeb/SVG/SVGClipPathElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGClipPathElement.cpp
index c7127dff91..4ded39d8c9 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGClipPathElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGClipPathElement.cpp
@@ -12,13 +12,18 @@ namespace Web::SVG {
 SVGClipPathElement::SVGClipPathElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : SVGElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "SVGClipPathElement"));
 }
 
 SVGClipPathElement::~SVGClipPathElement()
 {
 }
 
+void SVGClipPathElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGClipPathElementPrototype>(realm, "SVGClipPathElement"));
+}
+
 JS::GCPtr<Layout::Node> SVGClipPathElement::create_layout_node(NonnullRefPtr<CSS::StyleProperties>)
 {
     return nullptr;
diff --git a/Userland/Libraries/LibWeb/SVG/SVGClipPathElement.h b/Userland/Libraries/LibWeb/SVG/SVGClipPathElement.h
index 36712c18b4..e5d562eba6 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGClipPathElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGClipPathElement.h
@@ -20,6 +20,8 @@ public:
 
 private:
     SVGClipPathElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/SVG/SVGDefsElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGDefsElement.cpp
index 86e7d87ff0..1403ed8380 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGDefsElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGDefsElement.cpp
@@ -12,13 +12,18 @@ namespace Web::SVG {
 SVGDefsElement::SVGDefsElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : SVGGraphicsElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "SVGDefsElement"));
 }
 
 SVGDefsElement::~SVGDefsElement()
 {
 }
 
+void SVGDefsElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGDefsElementPrototype>(realm, "SVGDefsElement"));
+}
+
 JS::GCPtr<Layout::Node> SVGDefsElement::create_layout_node(NonnullRefPtr<CSS::StyleProperties>)
 {
     return nullptr;
diff --git a/Userland/Libraries/LibWeb/SVG/SVGDefsElement.h b/Userland/Libraries/LibWeb/SVG/SVGDefsElement.h
index ddb2eeb437..a875239cca 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGDefsElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGDefsElement.h
@@ -20,6 +20,8 @@ public:
 
 private:
     SVGDefsElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/SVG/SVGElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGElement.cpp
index 10c1a2e10c..6fd8c1c605 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGElement.cpp
@@ -14,7 +14,12 @@ SVGElement::SVGElement(DOM::Document& document, DOM::QualifiedName qualified_nam
     : Element(document, move(qualified_name))
     , m_dataset(HTML::DOMStringMap::create(*this))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "SVGElement"));
+}
+
+void SVGElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGElementPrototype>(realm, "SVGElement"));
 }
 
 void SVGElement::visit_edges(Cell::Visitor& visitor)
diff --git a/Userland/Libraries/LibWeb/SVG/SVGElement.h b/Userland/Libraries/LibWeb/SVG/SVGElement.h
index 8752f71961..5cfca6517f 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGElement.h
@@ -22,6 +22,7 @@ public:
 protected:
     SVGElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     JS::NonnullGCPtr<HTML::DOMStringMap> m_dataset;
diff --git a/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.cpp
index ae17c54d03..d062616c6a 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.cpp
@@ -14,7 +14,12 @@ namespace Web::SVG {
 SVGEllipseElement::SVGEllipseElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : SVGGeometryElement(document, qualified_name)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "SVGEllipseElement"));
+}
+
+void SVGEllipseElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGEllipseElementPrototype>(realm, "SVGEllipseElement"));
 }
 
 void SVGEllipseElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
diff --git a/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.h b/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.h
index 4ed5d584f5..72e179896e 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.h
@@ -29,6 +29,8 @@ public:
 private:
     SVGEllipseElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     Optional<Gfx::Path> m_path;
 
     Optional<float> m_center_x;
diff --git a/Userland/Libraries/LibWeb/SVG/SVGForeignObjectElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGForeignObjectElement.cpp
index 75bd7a2c00..d2297e9730 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGForeignObjectElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGForeignObjectElement.cpp
@@ -17,7 +17,6 @@ namespace Web::SVG {
 SVGForeignObjectElement::SVGForeignObjectElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : SVGGraphicsElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "SVGForeignObjectElement"));
 }
 
 SVGForeignObjectElement::~SVGForeignObjectElement() = default;
@@ -25,6 +24,7 @@ SVGForeignObjectElement::~SVGForeignObjectElement() = default;
 void SVGForeignObjectElement::initialize(JS::Realm& realm)
 {
     Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGForeignObjectElementPrototype>(realm, "SVGForeignObjectElement"));
 
     // FIXME: These never actually get updated!
     m_x = SVGAnimatedLength::create(realm, SVGLength::create(realm, 0, 0), SVGLength::create(realm, 0, 0));
diff --git a/Userland/Libraries/LibWeb/SVG/SVGGeometryElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGGeometryElement.cpp
index 974f966797..6e3979d736 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGGeometryElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGGeometryElement.cpp
@@ -13,7 +13,12 @@ namespace Web::SVG {
 SVGGeometryElement::SVGGeometryElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : SVGGraphicsElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "SVGGeometryElement"));
+}
+
+void SVGGeometryElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGGeometryElementPrototype>(realm, "SVGGeometryElement"));
 }
 
 JS::GCPtr<Layout::Node> SVGGeometryElement::create_layout_node(NonnullRefPtr<CSS::StyleProperties> style)
diff --git a/Userland/Libraries/LibWeb/SVG/SVGGeometryElement.h b/Userland/Libraries/LibWeb/SVG/SVGGeometryElement.h
index bf01c92a93..3a32b82e1c 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGGeometryElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGGeometryElement.h
@@ -25,6 +25,8 @@ public:
 
 protected:
     SVGGeometryElement(DOM::Document& document, DOM::QualifiedName qualified_name);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.cpp
index 6479629eb2..9714587c71 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.cpp
@@ -16,7 +16,12 @@ namespace Web::SVG {
 SVGGraphicsElement::SVGGraphicsElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : SVGElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "SVGGraphicsElement"));
+}
+
+void SVGGraphicsElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGGraphicsElementPrototype>(realm, "SVGGraphicsElement"));
 }
 
 void SVGGraphicsElement::apply_presentational_hints(CSS::StyleProperties& style) const
diff --git a/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.h b/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.h
index 2ce716ec3a..b62703ca94 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.h
@@ -26,6 +26,8 @@ public:
 
 protected:
     SVGGraphicsElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/SVG/SVGLength.cpp b/Userland/Libraries/LibWeb/SVG/SVGLength.cpp
index 2a268304ce..ae53ce61e0 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGLength.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGLength.cpp
@@ -19,7 +19,12 @@ SVGLength::SVGLength(JS::Realm& realm, u8 unit_type, float value)
     , m_unit_type(unit_type)
     , m_value(value)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "SVGLength"));
+}
+
+void SVGLength::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGLengthPrototype>(realm, "SVGLength"));
 }
 
 SVGLength::~SVGLength() = default;
diff --git a/Userland/Libraries/LibWeb/SVG/SVGLength.h b/Userland/Libraries/LibWeb/SVG/SVGLength.h
index afd248ad11..02e129d748 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGLength.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGLength.h
@@ -27,6 +27,8 @@ public:
 private:
     SVGLength(JS::Realm&, u8 unit_type, float value);
 
+    virtual void initialize(JS::Realm&) override;
+
     u8 m_unit_type { 0 };
     float m_value { 0 };
 };
diff --git a/Userland/Libraries/LibWeb/SVG/SVGLineElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGLineElement.cpp
index 50731211ef..3e79cf16a9 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGLineElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGLineElement.cpp
@@ -14,7 +14,12 @@ namespace Web::SVG {
 SVGLineElement::SVGLineElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : SVGGeometryElement(document, qualified_name)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "SVGLineElement"));
+}
+
+void SVGLineElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGLineElementPrototype>(realm, "SVGLineElement"));
 }
 
 void SVGLineElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
diff --git a/Userland/Libraries/LibWeb/SVG/SVGLineElement.h b/Userland/Libraries/LibWeb/SVG/SVGLineElement.h
index bf28fcc846..01ed6b136c 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGLineElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGLineElement.h
@@ -29,6 +29,8 @@ public:
 private:
     SVGLineElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     Optional<Gfx::Path> m_path;
 
     Optional<float> m_x1;
diff --git a/Userland/Libraries/LibWeb/SVG/SVGPathElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGPathElement.cpp
index 0616067969..2e30643663 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGPathElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGPathElement.cpp
@@ -87,7 +87,12 @@ namespace Web::SVG {
 SVGPathElement::SVGPathElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : SVGGeometryElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "SVGPathElement"));
+}
+
+void SVGPathElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGPathElementPrototype>(realm, "SVGPathElement"));
 }
 
 void SVGPathElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
diff --git a/Userland/Libraries/LibWeb/SVG/SVGPathElement.h b/Userland/Libraries/LibWeb/SVG/SVGPathElement.h
index 7333bd5ad6..93b06bb340 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGPathElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGPathElement.h
@@ -26,6 +26,8 @@ public:
 private:
     SVGPathElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     Vector<PathInstruction> m_instructions;
     Optional<Gfx::Path> m_path;
 };
diff --git a/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.cpp
index e4de039957..a17630bae6 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.cpp
@@ -14,7 +14,12 @@ namespace Web::SVG {
 SVGPolygonElement::SVGPolygonElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : SVGGeometryElement(document, qualified_name)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "SVGPolygonElement"));
+}
+
+void SVGPolygonElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGPolygonElementPrototype>(realm, "SVGPolygonElement"));
 }
 
 void SVGPolygonElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
diff --git a/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.h b/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.h
index 017b57b10a..021392c743 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.h
@@ -23,6 +23,8 @@ public:
 private:
     SVGPolygonElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     Optional<Gfx::Path> m_path;
 
     Vector<Gfx::FloatPoint> m_points;
diff --git a/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.cpp
index e92d604b97..5275fcd606 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.cpp
@@ -14,7 +14,12 @@ namespace Web::SVG {
 SVGPolylineElement::SVGPolylineElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : SVGGeometryElement(document, qualified_name)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "SVGPolylineElement"));
+}
+
+void SVGPolylineElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGPolylineElementPrototype>(realm, "SVGPolylineElement"));
 }
 
 void SVGPolylineElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
diff --git a/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.h b/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.h
index 77015550cb..8ad2a9da82 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.h
@@ -23,6 +23,8 @@ public:
 private:
     SVGPolylineElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     Optional<Gfx::Path> m_path;
 
     Vector<Gfx::FloatPoint> m_points;
diff --git a/Userland/Libraries/LibWeb/SVG/SVGRectElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGRectElement.cpp
index 1bd6ce469b..c14c1be515 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGRectElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGRectElement.cpp
@@ -16,7 +16,12 @@ namespace Web::SVG {
 SVGRectElement::SVGRectElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : SVGGeometryElement(document, qualified_name)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "SVGRectElement"));
+}
+
+void SVGRectElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGRectElementPrototype>(realm, "SVGRectElement"));
 }
 
 void SVGRectElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
diff --git a/Userland/Libraries/LibWeb/SVG/SVGRectElement.h b/Userland/Libraries/LibWeb/SVG/SVGRectElement.h
index 6b079a3f05..eea648ae1d 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGRectElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGRectElement.h
@@ -31,6 +31,8 @@ public:
 private:
     SVGRectElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     Gfx::FloatPoint calculate_used_corner_radius_values();
 
     Optional<Gfx::Path> m_path;
diff --git a/Userland/Libraries/LibWeb/SVG/SVGSVGElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGSVGElement.cpp
index 256e3c0be8..cf1caff20a 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGSVGElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGSVGElement.cpp
@@ -20,7 +20,12 @@ namespace Web::SVG {
 SVGSVGElement::SVGSVGElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : SVGGraphicsElement(document, qualified_name)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "SVGSVGElement"));
+}
+
+void SVGSVGElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGSVGElementPrototype>(realm, "SVGSVGElement"));
 }
 
 JS::GCPtr<Layout::Node> SVGSVGElement::create_layout_node(NonnullRefPtr<CSS::StyleProperties> style)
diff --git a/Userland/Libraries/LibWeb/SVG/SVGSVGElement.h b/Userland/Libraries/LibWeb/SVG/SVGSVGElement.h
index 05fae1059e..7834df2154 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGSVGElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGSVGElement.h
@@ -28,6 +28,8 @@ public:
 private:
     SVGSVGElement(DOM::Document&, DOM::QualifiedName);
 
+    virtual void initialize(JS::Realm&) override;
+
     virtual bool is_svg_svg_element() const override { return true; }
 
     virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
diff --git a/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.cpp
index 11086090b7..1cb956395f 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.cpp
@@ -15,7 +15,12 @@ namespace Web::SVG {
 SVGTextContentElement::SVGTextContentElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : SVGGraphicsElement(document, move(qualified_name))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm(), "SVGTextContentElement"));
+}
+
+void SVGTextContentElement::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGTextContentElementPrototype>(realm, "SVGTextContentElement"));
 }
 
 // https://svgwg.org/svg2-draft/text.html#__svg__SVGTextContentElement__getNumberOfChars
diff --git a/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.h b/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.h
index 74ded56554..719ee102f3 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.h
@@ -20,6 +20,8 @@ public:
 
 protected:
     SVGTextContentElement(DOM::Document&, DOM::QualifiedName);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/Selection/Selection.cpp b/Userland/Libraries/LibWeb/Selection/Selection.cpp
index 34f225374e..f3ba361965 100644
--- a/Userland/Libraries/LibWeb/Selection/Selection.cpp
+++ b/Userland/Libraries/LibWeb/Selection/Selection.cpp
@@ -20,11 +20,16 @@ Selection::Selection(JS::NonnullGCPtr<JS::Realm> realm, JS::NonnullGCPtr<DOM::Do
     : PlatformObject(realm)
     , m_document(document)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "Selection"));
 }
 
 Selection::~Selection() = default;
 
+void Selection::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::SelectionPrototype>(realm, "Selection"));
+}
+
 // https://w3c.github.io/selection-api/#dfn-empty
 bool Selection::is_empty() const
 {
diff --git a/Userland/Libraries/LibWeb/Selection/Selection.h b/Userland/Libraries/LibWeb/Selection/Selection.h
index db75a876c9..81fb7dd16f 100644
--- a/Userland/Libraries/LibWeb/Selection/Selection.h
+++ b/Userland/Libraries/LibWeb/Selection/Selection.h
@@ -55,6 +55,7 @@ private:
 
     [[nodiscard]] bool is_empty() const;
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     // https://w3c.github.io/selection-api/#dfn-empty
diff --git a/Userland/Libraries/LibWeb/Streams/ReadableStream.cpp b/Userland/Libraries/LibWeb/Streams/ReadableStream.cpp
index 1b555abf71..ae898e4c5b 100644
--- a/Userland/Libraries/LibWeb/Streams/ReadableStream.cpp
+++ b/Userland/Libraries/LibWeb/Streams/ReadableStream.cpp
@@ -20,11 +20,16 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<ReadableStream>> ReadableStream::construct_
 ReadableStream::ReadableStream(JS::Realm& realm)
     : PlatformObject(realm)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "ReadableStream"));
 }
 
 ReadableStream::~ReadableStream() = default;
 
+void ReadableStream::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::ReadableStreamPrototype>(realm, "ReadableStream"));
+}
+
 void ReadableStream::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/Streams/ReadableStream.h b/Userland/Libraries/LibWeb/Streams/ReadableStream.h
index 0d2bcde685..f8db6d1c56 100644
--- a/Userland/Libraries/LibWeb/Streams/ReadableStream.h
+++ b/Userland/Libraries/LibWeb/Streams/ReadableStream.h
@@ -41,6 +41,7 @@ public:
 private:
     explicit ReadableStream(JS::Realm&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     // https://streams.spec.whatwg.org/#readablestream-controller
diff --git a/Userland/Libraries/LibWeb/UIEvents/FocusEvent.cpp b/Userland/Libraries/LibWeb/UIEvents/FocusEvent.cpp
index 30c1deeb50..3799d472eb 100644
--- a/Userland/Libraries/LibWeb/UIEvents/FocusEvent.cpp
+++ b/Userland/Libraries/LibWeb/UIEvents/FocusEvent.cpp
@@ -17,10 +17,15 @@ FocusEvent* FocusEvent::construct_impl(JS::Realm& realm, DeprecatedFlyString con
 FocusEvent::FocusEvent(JS::Realm& realm, DeprecatedFlyString const& event_name, FocusEventInit const& event_init)
     : UIEvent(realm, event_name)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "FocusEvent"));
     set_related_target(const_cast<DOM::EventTarget*>(event_init.related_target.ptr()));
 }
 
 FocusEvent::~FocusEvent() = default;
 
+void FocusEvent::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::FocusEventPrototype>(realm, "FocusEvent"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/UIEvents/FocusEvent.h b/Userland/Libraries/LibWeb/UIEvents/FocusEvent.h
index 255fba7c80..f11b84918b 100644
--- a/Userland/Libraries/LibWeb/UIEvents/FocusEvent.h
+++ b/Userland/Libraries/LibWeb/UIEvents/FocusEvent.h
@@ -24,6 +24,8 @@ public:
 
 private:
     FocusEvent(JS::Realm&, DeprecatedFlyString const& event_name, FocusEventInit const&);
+
+    virtual void initialize(JS::Realm&) override;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/UIEvents/KeyboardEvent.cpp b/Userland/Libraries/LibWeb/UIEvents/KeyboardEvent.cpp
index 32df18d397..7bc89ddbb6 100644
--- a/Userland/Libraries/LibWeb/UIEvents/KeyboardEvent.cpp
+++ b/Userland/Libraries/LibWeb/UIEvents/KeyboardEvent.cpp
@@ -128,9 +128,14 @@ KeyboardEvent::KeyboardEvent(JS::Realm& realm, DeprecatedFlyString const& event_
     , m_key_code(event_init.key_code)
     , m_char_code(event_init.char_code)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "KeyboardEvent"));
 }
 
 KeyboardEvent::~KeyboardEvent() = default;
 
+void KeyboardEvent::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::KeyboardEventPrototype>(realm, "KeyboardEvent"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/UIEvents/KeyboardEvent.h b/Userland/Libraries/LibWeb/UIEvents/KeyboardEvent.h
index c63cd7e192..0ce603b9e5 100644
--- a/Userland/Libraries/LibWeb/UIEvents/KeyboardEvent.h
+++ b/Userland/Libraries/LibWeb/UIEvents/KeyboardEvent.h
@@ -56,6 +56,8 @@ public:
 private:
     KeyboardEvent(JS::Realm&, DeprecatedFlyString const& event_name, KeyboardEventInit const& event_init);
 
+    virtual void initialize(JS::Realm&) override;
+
     DeprecatedString m_key;
     DeprecatedString m_code;
     u32 m_location { 0 };
diff --git a/Userland/Libraries/LibWeb/UIEvents/MouseEvent.cpp b/Userland/Libraries/LibWeb/UIEvents/MouseEvent.cpp
index d528c8dd68..2c4138f4fd 100644
--- a/Userland/Libraries/LibWeb/UIEvents/MouseEvent.cpp
+++ b/Userland/Libraries/LibWeb/UIEvents/MouseEvent.cpp
@@ -24,12 +24,17 @@ MouseEvent::MouseEvent(JS::Realm& realm, DeprecatedFlyString const& event_name,
     , m_button(event_init.button)
     , m_buttons(event_init.buttons)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "MouseEvent"));
     set_event_characteristics();
 }
 
 MouseEvent::~MouseEvent() = default;
 
+void MouseEvent::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::MouseEventPrototype>(realm, "MouseEvent"));
+}
+
 // https://www.w3.org/TR/uievents/#dom-mouseevent-button
 static i16 determine_button(unsigned mouse_button)
 {
diff --git a/Userland/Libraries/LibWeb/UIEvents/MouseEvent.h b/Userland/Libraries/LibWeb/UIEvents/MouseEvent.h
index 7cbce9c953..03d0f1b8bd 100644
--- a/Userland/Libraries/LibWeb/UIEvents/MouseEvent.h
+++ b/Userland/Libraries/LibWeb/UIEvents/MouseEvent.h
@@ -58,6 +58,8 @@ public:
 protected:
     MouseEvent(JS::Realm&, DeprecatedFlyString const& event_name, MouseEventInit const& event_init);
 
+    virtual void initialize(JS::Realm&) override;
+
 private:
     void set_event_characteristics();
 
diff --git a/Userland/Libraries/LibWeb/UIEvents/UIEvent.cpp b/Userland/Libraries/LibWeb/UIEvents/UIEvent.cpp
index f97f07fb16..e5781a8422 100644
--- a/Userland/Libraries/LibWeb/UIEvents/UIEvent.cpp
+++ b/Userland/Libraries/LibWeb/UIEvents/UIEvent.cpp
@@ -22,7 +22,6 @@ UIEvent* UIEvent::construct_impl(JS::Realm& realm, DeprecatedFlyString const& ev
 UIEvent::UIEvent(JS::Realm& realm, DeprecatedFlyString const& event_name)
     : Event(realm, event_name)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "UIEvent"));
 }
 
 UIEvent::UIEvent(JS::Realm& realm, DeprecatedFlyString const& event_name, UIEventInit const& event_init)
@@ -30,11 +29,16 @@ UIEvent::UIEvent(JS::Realm& realm, DeprecatedFlyString const& event_name, UIEven
     , m_view(event_init.view)
     , m_detail(event_init.detail)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "UIEvent"));
 }
 
 UIEvent::~UIEvent() = default;
 
+void UIEvent::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::UIEventPrototype>(realm, "UIEvent"));
+}
+
 void UIEvent::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/UIEvents/UIEvent.h b/Userland/Libraries/LibWeb/UIEvents/UIEvent.h
index 874a9d9399..97e7b1cd84 100644
--- a/Userland/Libraries/LibWeb/UIEvents/UIEvent.h
+++ b/Userland/Libraries/LibWeb/UIEvents/UIEvent.h
@@ -41,6 +41,7 @@ protected:
     UIEvent(JS::Realm&, DeprecatedFlyString const& event_name);
     UIEvent(JS::Realm&, DeprecatedFlyString const& event_name, UIEventInit const& event_init);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     JS::GCPtr<HTML::Window> m_view;
diff --git a/Userland/Libraries/LibWeb/UIEvents/WheelEvent.cpp b/Userland/Libraries/LibWeb/UIEvents/WheelEvent.cpp
index d8d92f503b..46152ce8dd 100644
--- a/Userland/Libraries/LibWeb/UIEvents/WheelEvent.cpp
+++ b/Userland/Libraries/LibWeb/UIEvents/WheelEvent.cpp
@@ -17,12 +17,17 @@ WheelEvent::WheelEvent(JS::Realm& realm, DeprecatedFlyString const& event_name,
     , m_delta_y(event_init.delta_y)
     , m_delta_mode(event_init.delta_mode)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "WheelEvent"));
     set_event_characteristics();
 }
 
 WheelEvent::~WheelEvent() = default;
 
+void WheelEvent::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::WheelEventPrototype>(realm, "WheelEvent"));
+}
+
 WheelEvent* WheelEvent::create(JS::Realm& realm, DeprecatedFlyString const& event_name, WheelEventInit const& event_init)
 {
     return realm.heap().allocate<WheelEvent>(realm, realm, event_name, event_init);
diff --git a/Userland/Libraries/LibWeb/UIEvents/WheelEvent.h b/Userland/Libraries/LibWeb/UIEvents/WheelEvent.h
index f3f65eae67..43a3c80f61 100644
--- a/Userland/Libraries/LibWeb/UIEvents/WheelEvent.h
+++ b/Userland/Libraries/LibWeb/UIEvents/WheelEvent.h
@@ -42,6 +42,8 @@ public:
 private:
     WheelEvent(JS::Realm&, DeprecatedFlyString const& event_name, WheelEventInit const& event_init);
 
+    virtual void initialize(JS::Realm&) override;
+
     void set_event_characteristics();
 
     double m_delta_x { 0 };
diff --git a/Userland/Libraries/LibWeb/URL/URL.cpp b/Userland/Libraries/LibWeb/URL/URL.cpp
index c52a3b4921..49cfc3f906 100644
--- a/Userland/Libraries/LibWeb/URL/URL.cpp
+++ b/Userland/Libraries/LibWeb/URL/URL.cpp
@@ -57,11 +57,16 @@ URL::URL(JS::Realm& realm, AK::URL url, JS::NonnullGCPtr<URLSearchParams> query)
     , m_url(move(url))
     , m_query(move(query))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "URL"));
 }
 
 URL::~URL() = default;
 
+void URL::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::URLPrototype>(realm, "URL"));
+}
+
 void URL::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/URL/URL.h b/Userland/Libraries/LibWeb/URL/URL.h
index 718ebf09ea..d691f0ec08 100644
--- a/Userland/Libraries/LibWeb/URL/URL.h
+++ b/Userland/Libraries/LibWeb/URL/URL.h
@@ -65,6 +65,7 @@ public:
 private:
     URL(JS::Realm&, AK::URL, JS::NonnullGCPtr<URLSearchParams> query);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     AK::URL m_url;
diff --git a/Userland/Libraries/LibWeb/URL/URLSearchParams.cpp b/Userland/Libraries/LibWeb/URL/URLSearchParams.cpp
index f5766c6337..ddf08690a6 100644
--- a/Userland/Libraries/LibWeb/URL/URLSearchParams.cpp
+++ b/Userland/Libraries/LibWeb/URL/URLSearchParams.cpp
@@ -17,11 +17,16 @@ URLSearchParams::URLSearchParams(JS::Realm& realm, Vector<QueryParam> list)
     : PlatformObject(realm)
     , m_list(move(list))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "URLSearchParams"));
 }
 
 URLSearchParams::~URLSearchParams() = default;
 
+void URLSearchParams::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::URLSearchParamsPrototype>(realm, "URLSearchParams"));
+}
+
 void URLSearchParams::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/URL/URLSearchParams.h b/Userland/Libraries/LibWeb/URL/URLSearchParams.h
index 02f5fb708e..9456c83030 100644
--- a/Userland/Libraries/LibWeb/URL/URLSearchParams.h
+++ b/Userland/Libraries/LibWeb/URL/URLSearchParams.h
@@ -48,6 +48,7 @@ private:
 
     URLSearchParams(JS::Realm&, Vector<QueryParam> list);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     void update();
diff --git a/Userland/Libraries/LibWeb/URL/URLSearchParamsIterator.cpp b/Userland/Libraries/LibWeb/URL/URLSearchParamsIterator.cpp
index 6b289fe2c1..66ebc57ee9 100644
--- a/Userland/Libraries/LibWeb/URL/URLSearchParamsIterator.cpp
+++ b/Userland/Libraries/LibWeb/URL/URLSearchParamsIterator.cpp
@@ -33,11 +33,16 @@ URLSearchParamsIterator::URLSearchParamsIterator(URLSearchParams const& url_sear
     , m_url_search_params(url_search_params)
     , m_iteration_kind(iteration_kind)
 {
-    set_prototype(&Bindings::ensure_web_prototype<Bindings::URLSearchParamsIteratorPrototype>(url_search_params.realm(), "URLSearchParamsIterator"));
 }
 
 URLSearchParamsIterator::~URLSearchParamsIterator() = default;
 
+void URLSearchParamsIterator::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::URLSearchParamsIteratorPrototype>(realm, "URLSearchParamsIterator"));
+}
+
 void URLSearchParamsIterator::visit_edges(JS::Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/URL/URLSearchParamsIterator.h b/Userland/Libraries/LibWeb/URL/URLSearchParamsIterator.h
index 84fc9373c7..7a2714d22a 100644
--- a/Userland/Libraries/LibWeb/URL/URLSearchParamsIterator.h
+++ b/Userland/Libraries/LibWeb/URL/URLSearchParamsIterator.h
@@ -24,6 +24,7 @@ public:
 private:
     URLSearchParamsIterator(URLSearchParams const&, JS::Object::PropertyKind iteration_kind);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     URLSearchParams const& m_url_search_params;
diff --git a/Userland/Libraries/LibWeb/WebGL/WebGLContextEvent.cpp b/Userland/Libraries/LibWeb/WebGL/WebGLContextEvent.cpp
index 983899ad8b..54d850fc61 100644
--- a/Userland/Libraries/LibWeb/WebGL/WebGLContextEvent.cpp
+++ b/Userland/Libraries/LibWeb/WebGL/WebGLContextEvent.cpp
@@ -23,9 +23,14 @@ WebGLContextEvent::WebGLContextEvent(JS::Realm& realm, DeprecatedFlyString const
     : DOM::Event(realm, type, event_init)
     , m_status_message(event_init.status_message)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "WebGLContextEvent"));
 }
 
 WebGLContextEvent::~WebGLContextEvent() = default;
 
+void WebGLContextEvent::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::WebGLContextEventPrototype>(realm, "WebGLContextEvent"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/WebGL/WebGLContextEvent.h b/Userland/Libraries/LibWeb/WebGL/WebGLContextEvent.h
index 23cd69d0fd..a42fb8f224 100644
--- a/Userland/Libraries/LibWeb/WebGL/WebGLContextEvent.h
+++ b/Userland/Libraries/LibWeb/WebGL/WebGLContextEvent.h
@@ -29,6 +29,8 @@ public:
 private:
     WebGLContextEvent(JS::Realm&, DeprecatedFlyString const& type, WebGLContextEventInit const& event_init);
 
+    virtual void initialize(JS::Realm&) override;
+
     DeprecatedString m_status_message { DeprecatedString::empty() };
 };
 
diff --git a/Userland/Libraries/LibWeb/WebGL/WebGLRenderingContext.cpp b/Userland/Libraries/LibWeb/WebGL/WebGLRenderingContext.cpp
index 54557345b8..44d7fb1bd3 100644
--- a/Userland/Libraries/LibWeb/WebGL/WebGLRenderingContext.cpp
+++ b/Userland/Libraries/LibWeb/WebGL/WebGLRenderingContext.cpp
@@ -52,9 +52,14 @@ JS::ThrowCompletionOr<JS::GCPtr<WebGLRenderingContext>> WebGLRenderingContext::c
 WebGLRenderingContext::WebGLRenderingContext(JS::Realm& realm, HTML::HTMLCanvasElement& canvas_element, NonnullOwnPtr<GL::GLContext> context, WebGLContextAttributes context_creation_parameters, WebGLContextAttributes actual_context_parameters)
     : WebGLRenderingContextBase(realm, canvas_element, move(context), move(context_creation_parameters), move(actual_context_parameters))
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "WebGLRenderingContext"));
 }
 
 WebGLRenderingContext::~WebGLRenderingContext() = default;
 
+void WebGLRenderingContext::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::WebGLRenderingContextPrototype>(realm, "WebGLRenderingContext"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/WebGL/WebGLRenderingContext.h b/Userland/Libraries/LibWeb/WebGL/WebGLRenderingContext.h
index d864e5dc00..b31a6742ee 100644
--- a/Userland/Libraries/LibWeb/WebGL/WebGLRenderingContext.h
+++ b/Userland/Libraries/LibWeb/WebGL/WebGLRenderingContext.h
@@ -21,6 +21,8 @@ public:
     virtual ~WebGLRenderingContext() override;
 
 private:
+    virtual void initialize(JS::Realm&) override;
+
     WebGLRenderingContext(JS::Realm&, HTML::HTMLCanvasElement&, NonnullOwnPtr<GL::GLContext> context, WebGLContextAttributes context_creation_parameters, WebGLContextAttributes actual_context_parameters);
 };
 
diff --git a/Userland/Libraries/LibWeb/WebIDL/DOMException.cpp b/Userland/Libraries/LibWeb/WebIDL/DOMException.cpp
index 49709af9a5..baaeac3a3f 100644
--- a/Userland/Libraries/LibWeb/WebIDL/DOMException.cpp
+++ b/Userland/Libraries/LibWeb/WebIDL/DOMException.cpp
@@ -24,9 +24,14 @@ DOMException::DOMException(JS::Realm& realm, DeprecatedFlyString const& name, De
     , m_name(name)
     , m_message(message)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "DOMException"));
 }
 
 DOMException::~DOMException() = default;
 
+void DOMException::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::DOMExceptionPrototype>(realm, "DOMException"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/WebIDL/DOMException.h b/Userland/Libraries/LibWeb/WebIDL/DOMException.h
index 38b86efc24..2e92283d94 100644
--- a/Userland/Libraries/LibWeb/WebIDL/DOMException.h
+++ b/Userland/Libraries/LibWeb/WebIDL/DOMException.h
@@ -109,6 +109,8 @@ public:
 protected:
     DOMException(JS::Realm&, DeprecatedFlyString const& name, DeprecatedFlyString const& message);
 
+    virtual void initialize(JS::Realm&) override;
+
 private:
     DeprecatedFlyString m_name;
     DeprecatedFlyString m_message;
diff --git a/Userland/Libraries/LibWeb/WebSockets/WebSocket.cpp b/Userland/Libraries/LibWeb/WebSockets/WebSocket.cpp
index e8abf405d6..c9f1284666 100644
--- a/Userland/Libraries/LibWeb/WebSockets/WebSocket.cpp
+++ b/Userland/Libraries/LibWeb/WebSockets/WebSocket.cpp
@@ -64,8 +64,6 @@ WebSocket::WebSocket(HTML::Window& window, AK::URL& url)
     : EventTarget(window.realm())
     , m_window(window)
 {
-    set_prototype(&Bindings::cached_web_prototype(window.realm(), "WebSocket"));
-
     // FIXME: Integrate properly with FETCH as per https://fetch.spec.whatwg.org/#websocket-opening-handshake
     auto origin_string = m_window->associated_document().origin().serialize();
     m_websocket = WebSocketClientManager::the().connect(url, origin_string);
@@ -97,6 +95,12 @@ WebSocket::WebSocket(HTML::Window& window, AK::URL& url)
 
 WebSocket::~WebSocket() = default;
 
+void WebSocket::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::WebSocketPrototype>(realm, "WebSocket"));
+}
+
 void WebSocket::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/WebSockets/WebSocket.h b/Userland/Libraries/LibWeb/WebSockets/WebSocket.h
index d931c5a810..59e8738945 100644
--- a/Userland/Libraries/LibWeb/WebSockets/WebSocket.h
+++ b/Userland/Libraries/LibWeb/WebSockets/WebSocket.h
@@ -68,6 +68,7 @@ private:
 
     WebSocket(HTML::Window&, AK::URL&);
 
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
     JS::NonnullGCPtr<HTML::Window> m_window;
diff --git a/Userland/Libraries/LibWeb/XHR/ProgressEvent.cpp b/Userland/Libraries/LibWeb/XHR/ProgressEvent.cpp
index d26f53cce2..f8332a2556 100644
--- a/Userland/Libraries/LibWeb/XHR/ProgressEvent.cpp
+++ b/Userland/Libraries/LibWeb/XHR/ProgressEvent.cpp
@@ -25,9 +25,14 @@ ProgressEvent::ProgressEvent(JS::Realm& realm, DeprecatedFlyString const& event_
     , m_loaded(event_init.loaded)
     , m_total(event_init.total)
 {
-    set_prototype(&Bindings::cached_web_prototype(realm, "ProgressEvent"));
 }
 
 ProgressEvent::~ProgressEvent() = default;
 
+void ProgressEvent::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::ProgressEventPrototype>(realm, "ProgressEvent"));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/XHR/ProgressEvent.h b/Userland/Libraries/LibWeb/XHR/ProgressEvent.h
index 3ef9daf643..abc7305fa9 100644
--- a/Userland/Libraries/LibWeb/XHR/ProgressEvent.h
+++ b/Userland/Libraries/LibWeb/XHR/ProgressEvent.h
@@ -35,6 +35,8 @@ public:
 private:
     ProgressEvent(JS::Realm&, DeprecatedFlyString const& event_name, ProgressEventInit const& event_init);
 
+    virtual void initialize(JS::Realm&) override;
+
     bool m_length_computable { false };
     u64 m_loaded { 0 };
     u64 m_total { 0 };
diff --git a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp
index 888a61ac5a..eda2f78fbe 100644
--- a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp
+++ b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp
@@ -55,11 +55,16 @@ XMLHttpRequest::XMLHttpRequest(HTML::Window& window, Fetch::Infrastructure::Head
     , m_response_type(Bindings::XMLHttpRequestResponseType::Empty)
 {
     set_overrides_must_survive_garbage_collection(true);
-    set_prototype(&Bindings::cached_web_prototype(window.realm(), "XMLHttpRequest"));
 }
 
 XMLHttpRequest::~XMLHttpRequest() = default;
 
+void XMLHttpRequest::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    set_prototype(&Bindings::ensure_web_prototype<Bindings::XMLHttpRequestPrototype>(realm, "XMLHttpRequest"));
+}
+
 void XMLHttpRequest::visit_edges(Cell::Visitor& visitor)
 {
     Base::visit_edges(visitor);
diff --git a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h
index 8c5eb38fff..ca29cede33 100644
--- a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h
+++ b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h
@@ -72,6 +72,7 @@ public:
     void abort();
 
 private:
+    virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
     virtual bool must_survive_garbage_collection() const override;
author	Timothy Flynn <trflynn89@pm.me>	2023-01-10 06:28:20 -0500
committer	Andreas Kling <kling@serenityos.org>	2023-01-10 16:08:14 +0100
commit	834202aeb9a47c544ab4e61deb813de50bc03946 (patch)
tree	c120e9231fa5451b527131f6e423fac2645253bb
parent	7bd8fd000f3f8e92ff632be2370a279ac2309250 (diff)
download	serenity-834202aeb9a47c544ab4e61deb813de50bc03946.zip