LibWeb: Move Window from DOM directory & namespace to HTML

The Window object is part of the HTML spec. :^)
https://html.spec.whatwg.org/multipage/window-object.html

61 files changed, 131 insertions, 131 deletions

diff --git a/Userland/Libraries/LibWeb/Bindings/AudioConstructor.cpp b/Userland/Libraries/LibWeb/Bindings/AudioConstructor.cpp
index 4a9d5d5c05..53656f0d55 100644
--- a/Userland/Libraries/LibWeb/Bindings/AudioConstructor.cpp
+++ b/Userland/Libraries/LibWeb/Bindings/AudioConstructor.cpp
@@ -9,7 +9,7 @@
 #include <LibWeb/Bindings/HTMLAudioElementWrapper.h>
 #include <LibWeb/Bindings/NodeWrapperFactory.h>
 #include <LibWeb/DOM/ElementFactory.h>
-#include <LibWeb/DOM/Window.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/Namespace.h>
 
 namespace Web::Bindings {
diff --git a/Userland/Libraries/LibWeb/Bindings/ImageConstructor.cpp b/Userland/Libraries/LibWeb/Bindings/ImageConstructor.cpp
index 9acff1182c..6456ac1b35 100644
--- a/Userland/Libraries/LibWeb/Bindings/ImageConstructor.cpp
+++ b/Userland/Libraries/LibWeb/Bindings/ImageConstructor.cpp
@@ -9,7 +9,7 @@
 #include <LibWeb/Bindings/ImageConstructor.h>
 #include <LibWeb/Bindings/NodeWrapperFactory.h>
 #include <LibWeb/DOM/ElementFactory.h>
-#include <LibWeb/DOM/Window.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/Namespace.h>
 
 namespace Web::Bindings {
diff --git a/Userland/Libraries/LibWeb/Bindings/LocationObject.cpp b/Userland/Libraries/LibWeb/Bindings/LocationObject.cpp
index 52f0cef934..3e0c063c10 100644
--- a/Userland/Libraries/LibWeb/Bindings/LocationObject.cpp
+++ b/Userland/Libraries/LibWeb/Bindings/LocationObject.cpp
@@ -17,7 +17,7 @@
 #include <LibWeb/Bindings/WindowObject.h>
 #include <LibWeb/DOM/DOMException.h>
 #include <LibWeb/DOM/Document.h>
-#include <LibWeb/DOM/Window.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace Web::Bindings {
 
diff --git a/Userland/Libraries/LibWeb/Bindings/MainThreadVM.cpp b/Userland/Libraries/LibWeb/Bindings/MainThreadVM.cpp
index 0586bbf471..b74a8d0fa8 100644
--- a/Userland/Libraries/LibWeb/Bindings/MainThreadVM.cpp
+++ b/Userland/Libraries/LibWeb/Bindings/MainThreadVM.cpp
@@ -12,11 +12,11 @@
 #include <LibJS/Runtime/VM.h>
 #include <LibWeb/Bindings/MainThreadVM.h>
 #include <LibWeb/DOM/Document.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/PromiseRejectionEvent.h>
 #include <LibWeb/HTML/Scripting/ClassicScript.h>
 #include <LibWeb/HTML/Scripting/Environments.h>
 #include <LibWeb/HTML/Scripting/ExceptionReporter.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace Web::Bindings {
 
diff --git a/Userland/Libraries/LibWeb/Bindings/WindowObject.cpp b/Userland/Libraries/LibWeb/Bindings/WindowObject.cpp
index bb2fd96f10..fb9079eb21 100644
--- a/Userland/Libraries/LibWeb/Bindings/WindowObject.cpp
+++ b/Userland/Libraries/LibWeb/Bindings/WindowObject.cpp
@@ -38,18 +38,18 @@
 #include <LibWeb/Crypto/Crypto.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/Event.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/BrowsingContext.h>
 #include <LibWeb/HTML/EventHandler.h>
 #include <LibWeb/HTML/Scripting/Environments.h>
 #include <LibWeb/HTML/Storage.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/Origin.h>
 #include <LibWeb/Page/Page.h>
 #include <LibWeb/WebAssembly/WebAssemblyObject.h>
 
 namespace Web::Bindings {
 
-WindowObject::WindowObject(DOM::Window& impl)
+WindowObject::WindowObject(HTML::Window& impl)
     : m_impl(impl)
 {
     impl.set_wrapper({}, *this);
@@ -164,7 +164,7 @@ JS::ThrowCompletionOr<bool> WindowObject::internal_set_prototype_of(JS::Object*
     return set_immutable_prototype(prototype);
 }
 
-static JS::ThrowCompletionOr<DOM::Window*> impl_from(JS::VM& vm, JS::GlobalObject& global_object)
+static JS::ThrowCompletionOr<HTML::Window*> impl_from(JS::VM& vm, JS::GlobalObject& global_object)
 {
     // Since this is a non built-in function we must treat it as non-strict mode
     // this means that a nullish this_value should be converted to the
diff --git a/Userland/Libraries/LibWeb/Bindings/WindowObject.h b/Userland/Libraries/LibWeb/Bindings/WindowObject.h
index 8efc18177e..2e35d12bef 100644
--- a/Userland/Libraries/LibWeb/Bindings/WindowObject.h
+++ b/Userland/Libraries/LibWeb/Bindings/WindowObject.h
@@ -30,12 +30,12 @@ class WindowObject
     JS_OBJECT(WindowObject, JS::GlobalObject);
 
 public:
-    explicit WindowObject(DOM::Window&);
+    explicit WindowObject(HTML::Window&);
     virtual void initialize_global_object() override;
     virtual ~WindowObject() override;
 
-    DOM::Window& impl() { return *m_impl; }
-    const DOM::Window& impl() const { return *m_impl; }
+    HTML::Window& impl() { return *m_impl; }
+    const HTML::Window& impl() const { return *m_impl; }
 
     Origin origin() const;
 
@@ -135,7 +135,7 @@ private:
     ENUMERATE_GLOBAL_EVENT_HANDLERS(__ENUMERATE);
 #undef __ENUMERATE
 
-    NonnullRefPtr<DOM::Window> m_impl;
+    NonnullRefPtr<HTML::Window> m_impl;
 
     LocationObject* m_location_object { nullptr };
 
diff --git a/Userland/Libraries/LibWeb/CMakeLists.txt b/Userland/Libraries/LibWeb/CMakeLists.txt
index 0862d85a98..ee93c33b23 100644
--- a/Userland/Libraries/LibWeb/CMakeLists.txt
+++ b/Userland/Libraries/LibWeb/CMakeLists.txt
@@ -99,7 +99,6 @@ set(SOURCES
     DOM/Text.cpp
     DOM/Text.idl
     DOM/Timer.cpp
-    DOM/Window.cpp
     DOMParsing/InnerHTML.cpp
     DOMTreeModel.cpp
     Dump.cpp
@@ -214,6 +213,7 @@ set(SOURCES
     HTML/SyntaxHighlighter/SyntaxHighlighter.cpp
     HTML/TagNames.cpp
     HTML/TextMetrics.cpp
+    HTML/Window.cpp
     HTML/Worker.cpp
     HTML/WorkerDebugConsoleClient.cpp
     HTML/WorkerGlobalScope.cpp
diff --git a/Userland/Libraries/LibWeb/CSS/CSSMediaRule.h b/Userland/Libraries/LibWeb/CSS/CSSMediaRule.h
index b4833b31a6..43f475824b 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSMediaRule.h
+++ b/Userland/Libraries/LibWeb/CSS/CSSMediaRule.h
@@ -34,7 +34,7 @@ public:
 
     NonnullRefPtr<MediaList> const& media() const { return m_media; }
 
-    bool evaluate(DOM::Window const& window) { return m_media->evaluate(window); }
+    bool evaluate(HTML::Window const& window) { return m_media->evaluate(window); }
 
 private:
     explicit CSSMediaRule(NonnullRefPtr<MediaList>&&, NonnullRefPtrVector<CSSRule>&&);
diff --git a/Userland/Libraries/LibWeb/CSS/CSSRuleList.cpp b/Userland/Libraries/LibWeb/CSS/CSSRuleList.cpp
index 9ceed93f82..1f4e40447c 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSRuleList.cpp
+++ b/Userland/Libraries/LibWeb/CSS/CSSRuleList.cpp
@@ -103,7 +103,7 @@ void CSSRuleList::for_each_effective_style_rule(Function<void(CSSStyleRule const
     }
 }
 
-bool CSSRuleList::evaluate_media_queries(DOM::Window const& window)
+bool CSSRuleList::evaluate_media_queries(HTML::Window const& window)
 {
     bool any_media_queries_changed_match_state = false;
 
diff --git a/Userland/Libraries/LibWeb/CSS/CSSRuleList.h b/Userland/Libraries/LibWeb/CSS/CSSRuleList.h
index 4c2fa5d9bd..1e88a87c9b 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSRuleList.h
+++ b/Userland/Libraries/LibWeb/CSS/CSSRuleList.h
@@ -53,7 +53,7 @@ public:
 
     void for_each_effective_style_rule(Function<void(CSSStyleRule const&)> const& callback) const;
     // Returns whether the match state of any media queries changed after evaluation.
-    bool evaluate_media_queries(DOM::Window const&);
+    bool evaluate_media_queries(HTML::Window const&);
 
 private:
     explicit CSSRuleList(NonnullRefPtrVector<CSSRule>&&);
diff --git a/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.cpp b/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.cpp
index 5aa5a03bd3..36dc0b9df8 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.cpp
+++ b/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.cpp
@@ -62,7 +62,7 @@ void CSSStyleSheet::for_each_effective_style_rule(Function<void(CSSStyleRule con
     m_rules->for_each_effective_style_rule(callback);
 }
 
-bool CSSStyleSheet::evaluate_media_queries(DOM::Window const& window)
+bool CSSStyleSheet::evaluate_media_queries(HTML::Window const& window)
 {
     return m_rules->evaluate_media_queries(window);
 }
diff --git a/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.h b/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.h
index 30d38337e5..45e255d029 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.h
+++ b/Userland/Libraries/LibWeb/CSS/CSSStyleSheet.h
@@ -48,7 +48,7 @@ public:
 
     void for_each_effective_style_rule(Function<void(CSSStyleRule const&)> const& callback) const;
     // Returns whether the match state of any media queries changed after evaluation.
-    bool evaluate_media_queries(DOM::Window const&);
+    bool evaluate_media_queries(HTML::Window const&);
 
 private:
     explicit CSSStyleSheet(NonnullRefPtrVector<CSSRule>);
diff --git a/Userland/Libraries/LibWeb/CSS/MediaList.cpp b/Userland/Libraries/LibWeb/CSS/MediaList.cpp
index 17b81c95f1..4d98ca7241 100644
--- a/Userland/Libraries/LibWeb/CSS/MediaList.cpp
+++ b/Userland/Libraries/LibWeb/CSS/MediaList.cpp
@@ -65,7 +65,7 @@ void MediaList::delete_medium(String medium)
     // FIXME: If nothing was removed, then throw a NotFoundError exception.
 }
 
-bool MediaList::evaluate(DOM::Window const& window)
+bool MediaList::evaluate(HTML::Window const& window)
 {
     for (auto& media : m_media)
         media.evaluate(window);
diff --git a/Userland/Libraries/LibWeb/CSS/MediaList.h b/Userland/Libraries/LibWeb/CSS/MediaList.h
index d264654316..adee044916 100644
--- a/Userland/Libraries/LibWeb/CSS/MediaList.h
+++ b/Userland/Libraries/LibWeb/CSS/MediaList.h
@@ -29,7 +29,7 @@ public:
     void append_medium(String);
     void delete_medium(String);
 
-    bool evaluate(DOM::Window const&);
+    bool evaluate(HTML::Window const&);
     bool matches() const;
 
 private:
diff --git a/Userland/Libraries/LibWeb/CSS/MediaQuery.cpp b/Userland/Libraries/LibWeb/CSS/MediaQuery.cpp
index b16c4fa335..2253fcf535 100644
--- a/Userland/Libraries/LibWeb/CSS/MediaQuery.cpp
+++ b/Userland/Libraries/LibWeb/CSS/MediaQuery.cpp
@@ -7,7 +7,7 @@
 #include <LibWeb/CSS/MediaQuery.h>
 #include <LibWeb/CSS/Serialize.h>
 #include <LibWeb/DOM/Document.h>
-#include <LibWeb/DOM/Window.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace Web::CSS {
 
@@ -77,7 +77,7 @@ String MediaFeature::to_string() const
     VERIFY_NOT_REACHED();
 }
 
-bool MediaFeature::evaluate(DOM::Window const& window) const
+bool MediaFeature::evaluate(HTML::Window const& window) const
 {
     auto maybe_queried_value = window.query_media_feature(m_name);
     if (!maybe_queried_value.has_value())
@@ -122,7 +122,7 @@ bool MediaFeature::evaluate(DOM::Window const& window) const
     VERIFY_NOT_REACHED();
 }
 
-bool MediaFeature::compare(DOM::Window const& window, MediaFeatureValue left, Comparison comparison, MediaFeatureValue right)
+bool MediaFeature::compare(HTML::Window const& window, MediaFeatureValue left, Comparison comparison, MediaFeatureValue right)
 {
     if (!left.is_same_type(right))
         return false;
@@ -298,7 +298,7 @@ String MediaCondition::to_string() const
     return builder.to_string();
 }
 
-MatchResult MediaCondition::evaluate(DOM::Window const& window) const
+MatchResult MediaCondition::evaluate(HTML::Window const& window) const
 {
     switch (type) {
     case Type::Single:
@@ -369,7 +369,7 @@ String MediaQuery::to_string() const
     return builder.to_string();
 }
 
-bool MediaQuery::evaluate(DOM::Window const& window)
+bool MediaQuery::evaluate(HTML::Window const& window)
 {
     auto matches_media = [](MediaType media) -> MatchResult {
         switch (media) {
diff --git a/Userland/Libraries/LibWeb/CSS/MediaQuery.h b/Userland/Libraries/LibWeb/CSS/MediaQuery.h
index 60871335d2..9cf0357b67 100644
--- a/Userland/Libraries/LibWeb/CSS/MediaQuery.h
+++ b/Userland/Libraries/LibWeb/CSS/MediaQuery.h
@@ -140,7 +140,7 @@ public:
         return feature;
     }
 
-    bool evaluate(DOM::Window const&) const;
+    bool evaluate(HTML::Window const&) const;
     String to_string() const;
 
 private:
@@ -159,7 +159,7 @@ private:
     {
     }
 
-    static bool compare(DOM::Window const& window, MediaFeatureValue left, Comparison comparison, MediaFeatureValue right);
+    static bool compare(HTML::Window const& window, MediaFeatureValue left, Comparison comparison, MediaFeatureValue right);
 
     struct Range {
         MediaFeatureValue left_value;
@@ -196,7 +196,7 @@ struct MediaCondition {
     static NonnullOwnPtr<MediaCondition> from_and_list(NonnullOwnPtrVector<MediaCondition>&&);
     static NonnullOwnPtr<MediaCondition> from_or_list(NonnullOwnPtrVector<MediaCondition>&&);
 
-    MatchResult evaluate(DOM::Window const&) const;
+    MatchResult evaluate(HTML::Window const&) const;
     String to_string() const;
 
 private:
@@ -234,7 +234,7 @@ public:
     static NonnullRefPtr<MediaQuery> create() { return adopt_ref(*new MediaQuery); }
 
     bool matches() const { return m_matches; }
-    bool evaluate(DOM::Window const&);
+    bool evaluate(HTML::Window const&);
     String to_string() const;
 
 private:
diff --git a/Userland/Libraries/LibWeb/CSS/Screen.cpp b/Userland/Libraries/LibWeb/CSS/Screen.cpp
index c4610b7f28..42ec725602 100644
--- a/Userland/Libraries/LibWeb/CSS/Screen.cpp
+++ b/Userland/Libraries/LibWeb/CSS/Screen.cpp
@@ -11,7 +11,7 @@
 
 namespace Web::CSS {
 
-Screen::Screen(DOM::Window& window)
+Screen::Screen(HTML::Window& window)
     : RefCountForwarder(window)
 {
 }
diff --git a/Userland/Libraries/LibWeb/CSS/Screen.h b/Userland/Libraries/LibWeb/CSS/Screen.h
index d76a5c0620..ea6de94951 100644
--- a/Userland/Libraries/LibWeb/CSS/Screen.h
+++ b/Userland/Libraries/LibWeb/CSS/Screen.h
@@ -9,20 +9,20 @@
 #include <AK/RefCountForwarder.h>
 #include <LibGfx/Rect.h>
 #include <LibWeb/Bindings/Wrappable.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/Forward.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace Web::CSS {
 
 class Screen final
-    : public RefCountForwarder<DOM::Window>
+    : public RefCountForwarder<HTML::Window>
     , public Bindings::Wrappable {
 
 public:
     using WrapperType = Bindings::ScreenWrapper;
     using AllowOwnPtr = TrueType;
 
-    static NonnullOwnPtr<Screen> create(Badge<DOM::Window>, DOM::Window& window)
+    static NonnullOwnPtr<Screen> create(Badge<HTML::Window>, HTML::Window& window)
     {
         return adopt_own(*new Screen(window));
     }
@@ -35,9 +35,9 @@ public:
     u32 pixel_depth() const { return 24; }
 
 private:
-    explicit Screen(DOM::Window&);
+    explicit Screen(HTML::Window&);
 
-    DOM::Window const& window() const { return ref_count_target(); }
+    HTML::Window const& window() const { return ref_count_target(); }
 
     Gfx::IntRect screen_rect() const;
 };
diff --git a/Userland/Libraries/LibWeb/DOM/AbortController.h b/Userland/Libraries/LibWeb/DOM/AbortController.h
index 1e6119eb73..a084fbe044 100644
--- a/Userland/Libraries/LibWeb/DOM/AbortController.h
+++ b/Userland/Libraries/LibWeb/DOM/AbortController.h
@@ -11,8 +11,8 @@
 #include <LibWeb/Bindings/WindowObject.h>
 #include <LibWeb/Bindings/Wrappable.h>
 #include <LibWeb/DOM/AbortSignal.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/Forward.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace Web::DOM {
 
diff --git a/Userland/Libraries/LibWeb/DOM/AbortSignal.h b/Userland/Libraries/LibWeb/DOM/AbortSignal.h
index 2f91984ff8..180270ee34 100644
--- a/Userland/Libraries/LibWeb/DOM/AbortSignal.h
+++ b/Userland/Libraries/LibWeb/DOM/AbortSignal.h
@@ -10,8 +10,8 @@
 #include <AK/Weakable.h>
 #include <LibWeb/Bindings/Wrappable.h>
 #include <LibWeb/DOM/EventTarget.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/Forward.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace Web::DOM {
 
diff --git a/Userland/Libraries/LibWeb/DOM/Comment.cpp b/Userland/Libraries/LibWeb/DOM/Comment.cpp
index 77abdb9b16..293250d00c 100644
--- a/Userland/Libraries/LibWeb/DOM/Comment.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Comment.cpp
@@ -5,7 +5,7 @@
  */
 
 #include <LibWeb/DOM/Comment.h>
-#include <LibWeb/DOM/Window.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/Layout/TextNode.h>
 
 namespace Web::DOM {
diff --git a/Userland/Libraries/LibWeb/DOM/Document.cpp b/Userland/Libraries/LibWeb/DOM/Document.cpp
index 57fce26fb2..af4be273d3 100644
--- a/Userland/Libraries/LibWeb/DOM/Document.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Document.cpp
@@ -34,7 +34,6 @@
 #include <LibWeb/DOM/Range.h>
 #include <LibWeb/DOM/ShadowRoot.h>
 #include <LibWeb/DOM/Text.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/Dump.h>
 #include <LibWeb/HTML/AttributeNames.h>
 #include <LibWeb/HTML/BrowsingContext.h>
@@ -56,6 +55,7 @@
 #include <LibWeb/HTML/Parser/HTMLParser.h>
 #include <LibWeb/HTML/Scripting/ExceptionReporter.h>
 #include <LibWeb/HTML/Scripting/WindowEnvironmentSettingsObject.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/Layout/BlockFormattingContext.h>
 #include <LibWeb/Layout/InitialContainingBlock.h>
 #include <LibWeb/Layout/TreeBuilder.h>
@@ -75,7 +75,7 @@ Document::Document(const AK::URL& url)
     , m_style_computer(make<CSS::StyleComputer>(*this))
     , m_style_sheets(CSS::StyleSheetList::create(*this))
     , m_url(url)
-    , m_window(Window::create_with_document(*this))
+    , m_window(HTML::Window::create_with_document(*this))
     , m_implementation(DOMImplementation::create({}, *this))
     , m_history(HTML::History::create(*this))
 {
diff --git a/Userland/Libraries/LibWeb/DOM/Document.h b/Userland/Libraries/LibWeb/DOM/Document.h
index 3d45e33f0f..6da28d8a62 100644
--- a/Userland/Libraries/LibWeb/DOM/Document.h
+++ b/Userland/Libraries/LibWeb/DOM/Document.h
@@ -242,7 +242,7 @@ public:
 
     void removed_last_ref();
 
-    Window& window() { return *m_window; }
+    HTML::Window& window() { return *m_window; }
 
     ExceptionOr<void> write(Vector<String> const& strings);
     ExceptionOr<void> writeln(Vector<String> const& strings);
@@ -250,7 +250,7 @@ public:
     ExceptionOr<Document*> open(String const& = "", String const& = "");
     ExceptionOr<void> close();
 
-    Window* default_view() { return m_window; }
+    HTML::Window* default_view() { return m_window; }
 
     const String& content_type() const { return m_content_type; }
     void set_content_type(const String& content_type) { m_content_type = content_type; }
@@ -360,7 +360,7 @@ private:
     WeakPtr<HTML::BrowsingContext> m_browsing_context;
     AK::URL m_url;
 
-    RefPtr<Window> m_window;
+    RefPtr<HTML::Window> m_window;
 
     RefPtr<Layout::InitialContainingBlock> m_layout_root;
 
diff --git a/Userland/Libraries/LibWeb/DOM/Document.idl b/Userland/Libraries/LibWeb/DOM/Document.idl
index 03aff632ea..50b1baceef 100644
--- a/Userland/Libraries/LibWeb/DOM/Document.idl
+++ b/Userland/Libraries/LibWeb/DOM/Document.idl
@@ -33,7 +33,7 @@ interface Document : Node {
     readonly attribute Window? defaultView;
 
     [CEReactions] Document open(optional DOMString unused1, optional DOMString unused2);
-    // FIXME: implement ExceptionOr<Window> Document::open(...)
+    // FIXME: implement ExceptionOr<HTML::Window> Document::open(...)
     // WindowProxy? open(USVString url, DOMString name, DOMString features);
     [CEReactions] undefined close();
     [CEReactions] undefined write(DOMString... text);
diff --git a/Userland/Libraries/LibWeb/DOM/DocumentFragment.cpp b/Userland/Libraries/LibWeb/DOM/DocumentFragment.cpp
index a9ac6833f2..26c4075e8b 100644
--- a/Userland/Libraries/LibWeb/DOM/DocumentFragment.cpp
+++ b/Userland/Libraries/LibWeb/DOM/DocumentFragment.cpp
@@ -5,7 +5,7 @@
  */
 
 #include <LibWeb/DOM/DocumentFragment.h>
-#include <LibWeb/DOM/Window.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace Web::DOM {
 
diff --git a/Userland/Libraries/LibWeb/DOM/EventDispatcher.cpp b/Userland/Libraries/LibWeb/DOM/EventDispatcher.cpp
index b037ac79d6..208920cdee 100644
--- a/Userland/Libraries/LibWeb/DOM/EventDispatcher.cpp
+++ b/Userland/Libraries/LibWeb/DOM/EventDispatcher.cpp
@@ -22,9 +22,9 @@
 #include <LibWeb/DOM/IDLEventListener.h>
 #include <LibWeb/DOM/Node.h>
 #include <LibWeb/DOM/ShadowRoot.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/EventNames.h>
 #include <LibWeb/HTML/Scripting/ExceptionReporter.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/UIEvents/MouseEvent.h>
 
 namespace Web::DOM {
@@ -190,7 +190,7 @@ bool EventDispatcher::dispatch(NonnullRefPtr<EventTarget> target, NonnullRefPtr<
         target_override = target;
     } else {
         // NOTE: This can be done because legacy_target_override is only set for events targeted at Window.
-        target_override = verify_cast<Window>(*target).associated_document();
+        target_override = verify_cast<HTML::Window>(*target).associated_document();
     }
 
     RefPtr<EventTarget> activation_target;
@@ -229,7 +229,7 @@ bool EventDispatcher::dispatch(NonnullRefPtr<EventTarget> target, NonnullRefPtr<
                 touch_targets.append(retarget(touch_target, parent));
             }
 
-            if (is<Window>(parent)
+            if (is<HTML::Window>(parent)
                 || (is<Node>(parent) && verify_cast<Node>(*target).root().is_shadow_including_inclusive_ancestor_of(verify_cast<Node>(*parent)))) {
                 if (is_activation_event && event->bubbles() && !activation_target && parent->activation_behavior)
                     activation_target = parent;
diff --git a/Userland/Libraries/LibWeb/DOM/EventTarget.cpp b/Userland/Libraries/LibWeb/DOM/EventTarget.cpp
index 8ba9dc6ecc..77419de0c5 100644
--- a/Userland/Libraries/LibWeb/DOM/EventTarget.cpp
+++ b/Userland/Libraries/LibWeb/DOM/EventTarget.cpp
@@ -25,7 +25,6 @@
 #include <LibWeb/DOM/EventDispatcher.h>
 #include <LibWeb/DOM/EventTarget.h>
 #include <LibWeb/DOM/IDLEventListener.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/ErrorEvent.h>
 #include <LibWeb/HTML/EventHandler.h>
 #include <LibWeb/HTML/EventNames.h>
@@ -33,6 +32,7 @@
 #include <LibWeb/HTML/HTMLBodyElement.h>
 #include <LibWeb/HTML/HTMLFormElement.h>
 #include <LibWeb/HTML/HTMLFrameSetElement.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/UIEvents/EventNames.h>
 
 namespace Web::DOM {
@@ -315,8 +315,8 @@ Bindings::CallbackType* EventTarget::get_current_value_of_event_handler(FlyStrin
             element = element_event_target;
             document = element_event_target->document();
         } else {
-            VERIFY(is<Window>(this));
-            auto* window_event_target = verify_cast<Window>(this);
+            VERIFY(is<HTML::Window>(this));
+            auto* window_event_target = verify_cast<HTML::Window>(this);
             document = window_event_target->associated_document();
         }
 
@@ -346,7 +346,7 @@ Bindings::CallbackType* EventTarget::get_current_value_of_event_handler(FlyStrin
         StringBuilder builder;
 
         // sourceText
-        if (name == HTML::EventNames::error && is<Window>(this)) {
+        if (name == HTML::EventNames::error && is<HTML::Window>(this)) {
             //  -> If name is onerror and eventTarget is a Window object
             //      The string formed by concatenating "function ", name, "(event, source, lineno, colno, error) {", U+000A LF, body, U+000A LF, and "}".
             builder.appendff("function {}(event, source, lineno, colno, error) {{\n{}\n}}", name, body);
@@ -511,14 +511,14 @@ void EventTarget::activate_event_handler(FlyString const& name, HTML::EventHandl
 
     // FIXME: This is guess work on what global object the NativeFunction should be allocated on.
     //        For <body> or <frameset> elements who just had an element attribute set, it will be this's wrapper, as `this` is the result of determine_target_of_event_handler
-    //        returning the element's document's global object, which is the DOM::Window object.
+    //        returning the element's document's global object, which is the HTML::Window object.
     //        For any other HTMLElement who just had an element attribute set, `this` will be that HTMLElement, so the global object is this's document's realm's global object.
     //        For anything else, it came from JavaScript, so use the global object of the provided callback function.
     //        Sadly, this doesn't work if an element attribute is set on a <body> element before any script is run, as Window::wrapper() will be null.
     JS::GlobalObject* global_object = nullptr;
     if (is_attribute == IsAttribute::Yes) {
-        if (is<Window>(this)) {
-            auto* window_global_object = verify_cast<Window>(this)->wrapper();
+        if (is<HTML::Window>(this)) {
+            auto* window_global_object = verify_cast<HTML::Window>(this)->wrapper();
             global_object = static_cast<JS::GlobalObject*>(window_global_object);
         } else {
             auto* html_element = verify_cast<HTML::HTMLElement>(this);
@@ -606,7 +606,7 @@ JS::ThrowCompletionOr<void> EventTarget::process_event_handler_for_event(FlyStri
     // 3. Let special error event handling be true if event is an ErrorEvent object, event's type is error, and event's currentTarget implements the WindowOrWorkerGlobalScope mixin.
     //    Otherwise, let special error event handling be false.
     // FIXME: This doesn't check for WorkerGlobalScape as we don't currently have it.
-    bool special_error_event_handling = is<HTML::ErrorEvent>(event) && event.type() == HTML::EventNames::error && is<Window>(event.current_target().ptr());
+    bool special_error_event_handling = is<HTML::ErrorEvent>(event) && event.type() == HTML::EventNames::error && is<HTML::Window>(event.current_target().ptr());
 
     // 4. Process the Event object event as follows:
     JS::Completion return_value_or_error;
diff --git a/Userland/Libraries/LibWeb/DOM/Range.cpp b/Userland/Libraries/LibWeb/DOM/Range.cpp
index 6c95a982e5..9daf788987 100644
--- a/Userland/Libraries/LibWeb/DOM/Range.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Range.cpp
@@ -9,11 +9,11 @@
 #include <LibWeb/DOM/DocumentType.h>
 #include <LibWeb/DOM/Node.h>
 #include <LibWeb/DOM/Range.h>
-#include <LibWeb/DOM/Window.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace Web::DOM {
 
-NonnullRefPtr<Range> Range::create(Window& window)
+NonnullRefPtr<Range> Range::create(HTML::Window& window)
 {
     return Range::create(window.associated_document());
 }
diff --git a/Userland/Libraries/LibWeb/DOM/Range.h b/Userland/Libraries/LibWeb/DOM/Range.h
index f7d73b1a85..1c84c0b34a 100644
--- a/Userland/Libraries/LibWeb/DOM/Range.h
+++ b/Userland/Libraries/LibWeb/DOM/Range.h
@@ -18,7 +18,7 @@ public:
     virtual ~Range() override;
 
     static NonnullRefPtr<Range> create(Document&);
-    static NonnullRefPtr<Range> create(Window&);
+    static NonnullRefPtr<Range> create(HTML::Window&);
     static NonnullRefPtr<Range> create(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset);
     static NonnullRefPtr<Range> create_with_global_object(Bindings::WindowObject&);
 
diff --git a/Userland/Libraries/LibWeb/DOM/Text.cpp b/Userland/Libraries/LibWeb/DOM/Text.cpp
index 9f50e29fd8..22df127689 100644
--- a/Userland/Libraries/LibWeb/DOM/Text.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Text.cpp
@@ -5,8 +5,8 @@
  */
 
 #include <LibWeb/DOM/Text.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/HTMLInputElement.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/Layout/TextNode.h>
 
 namespace Web::DOM {
diff --git a/Userland/Libraries/LibWeb/DOM/Timer.cpp b/Userland/Libraries/LibWeb/DOM/Timer.cpp
index 262051e854..e99a96de06 100644
--- a/Userland/Libraries/LibWeb/DOM/Timer.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Timer.cpp
@@ -6,16 +6,16 @@
 
 #include <LibCore/Timer.h>
 #include <LibWeb/DOM/Timer.h>
-#include <LibWeb/DOM/Window.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace Web::DOM {
 
-NonnullRefPtr<Timer> Timer::create(Window& window, i32 milliseconds, Function<void()> callback, i32 id)
+NonnullRefPtr<Timer> Timer::create(HTML::Window& window, i32 milliseconds, Function<void()> callback, i32 id)
 {
     return adopt_ref(*new Timer(window, milliseconds, move(callback), id));
 }
 
-Timer::Timer(Window& window, i32 milliseconds, Function<void()> callback, i32 id)
+Timer::Timer(HTML::Window& window, i32 milliseconds, Function<void()> callback, i32 id)
     : m_window(window)
     , m_id(id)
 {
diff --git a/Userland/Libraries/LibWeb/DOM/Timer.h b/Userland/Libraries/LibWeb/DOM/Timer.h
index de40b93675..a9fb3a0970 100644
--- a/Userland/Libraries/LibWeb/DOM/Timer.h
+++ b/Userland/Libraries/LibWeb/DOM/Timer.h
@@ -15,16 +15,16 @@ namespace Web::DOM {
 
 class Timer final : public RefCounted<Timer> {
 public:
-    static NonnullRefPtr<Timer> create(Window& window, i32 milliseconds, Function<void()> callback, i32 id);
+    static NonnullRefPtr<Timer> create(HTML::Window& window, i32 milliseconds, Function<void()> callback, i32 id);
     ~Timer();
 
     void start();
 
 private:
-    Timer(Window& window, i32 milliseconds, Function<void()> callback, i32 id);
+    Timer(HTML::Window& window, i32 milliseconds, Function<void()> callback, i32 id);
 
     RefPtr<Core::Timer> m_timer;
-    Window& m_window;
+    HTML::Window& m_window;
     i32 m_id { 0 };
 };
 
diff --git a/Userland/Libraries/LibWeb/Forward.h b/Userland/Libraries/LibWeb/Forward.h
index b6411825f6..245a331602 100644
--- a/Userland/Libraries/LibWeb/Forward.h
+++ b/Userland/Libraries/LibWeb/Forward.h
@@ -120,7 +120,6 @@ class StaticNodeList;
 class StaticRange;
 class Text;
 class Timer;
-class Window;
 enum class QuirksMode;
 struct EventListenerOptions;
 struct AddEventListenerOptions;
@@ -235,6 +234,7 @@ class WorkerDebugConsoleClient;
 class Storage;
 class SubmitEvent;
 class TextMetrics;
+class Window;
 class WindowEnvironmentSettingsObject;
 class Worker;
 class WorkerEnvironmentSettingsObject;
diff --git a/Userland/Libraries/LibWeb/HTML/BrowsingContext.cpp b/Userland/Libraries/LibWeb/HTML/BrowsingContext.cpp
index 1d0ca9d25f..7f6374f4be 100644
--- a/Userland/Libraries/LibWeb/HTML/BrowsingContext.cpp
+++ b/Userland/Libraries/LibWeb/HTML/BrowsingContext.cpp
@@ -6,12 +6,12 @@
 
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/HTMLCollection.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/BrowsingContext.h>
 #include <LibWeb/HTML/BrowsingContextContainer.h>
 #include <LibWeb/HTML/EventLoop/EventLoop.h>
 #include <LibWeb/HTML/HTMLAnchorElement.h>
 #include <LibWeb/HTML/HTMLInputElement.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/Layout/BreakNode.h>
 #include <LibWeb/Layout/InitialContainingBlock.h>
 #include <LibWeb/Layout/TextNode.h>
diff --git a/Userland/Libraries/LibWeb/HTML/CanvasRenderingContext2D.cpp b/Userland/Libraries/LibWeb/HTML/CanvasRenderingContext2D.cpp
index 248642db0f..f9247d4dc6 100644
--- a/Userland/Libraries/LibWeb/HTML/CanvasRenderingContext2D.cpp
+++ b/Userland/Libraries/LibWeb/HTML/CanvasRenderingContext2D.cpp
@@ -13,12 +13,12 @@
 #include <LibWeb/Bindings/CanvasRenderingContext2DWrapper.h>
 #include <LibWeb/Bindings/WindowObject.h>
 #include <LibWeb/DOM/ExceptionOr.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/CanvasRenderingContext2D.h>
 #include <LibWeb/HTML/HTMLCanvasElement.h>
 #include <LibWeb/HTML/HTMLImageElement.h>
 #include <LibWeb/HTML/ImageData.h>
 #include <LibWeb/HTML/TextMetrics.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/Layout/TextNode.h>
 
 namespace Web::HTML {
diff --git a/Userland/Libraries/LibWeb/HTML/CloseEvent.h b/Userland/Libraries/LibWeb/HTML/CloseEvent.h
index 3b7c56f2f7..cff27b926c 100644
--- a/Userland/Libraries/LibWeb/HTML/CloseEvent.h
+++ b/Userland/Libraries/LibWeb/HTML/CloseEvent.h
@@ -37,7 +37,7 @@ public:
 
 protected:
     CloseEvent(FlyString const& event_name, CloseEventInit const& event_init)
-        : Event(event_name, event_init)
+        : DOM::Event(event_name, event_init)
         , m_was_clean(event_init.was_clean)
         , m_code(event_init.code)
         , m_reason(event_init.reason)
diff --git a/Userland/Libraries/LibWeb/HTML/EventLoop/EventLoop.cpp b/Userland/Libraries/LibWeb/HTML/EventLoop/EventLoop.cpp
index 259e7b4240..8eba3d3ddf 100644
--- a/Userland/Libraries/LibWeb/HTML/EventLoop/EventLoop.cpp
+++ b/Userland/Libraries/LibWeb/HTML/EventLoop/EventLoop.cpp
@@ -9,10 +9,10 @@
 #include <LibJS/Runtime/VM.h>
 #include <LibWeb/Bindings/MainThreadVM.h>
 #include <LibWeb/DOM/Document.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/BrowsingContext.h>
 #include <LibWeb/HTML/EventLoop/EventLoop.h>
 #include <LibWeb/HTML/Scripting/Environments.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/HighResolutionTime/Performance.h>
 
 namespace Web::HTML {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.cpp
index 4110f9a895..b521f104a3 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.cpp
@@ -7,8 +7,8 @@
 #include <LibWeb/CSS/StyleProperties.h>
 #include <LibWeb/CSS/StyleValue.h>
 #include <LibWeb/DOM/Document.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/HTMLBodyElement.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace Web::HTML {
 
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLElement.cpp
index b116fd20c9..ff09b7798b 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLElement.cpp
@@ -11,13 +11,13 @@
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/ExceptionOr.h>
 #include <LibWeb/DOM/IDLEventListener.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/BrowsingContext.h>
 #include <LibWeb/HTML/BrowsingContextContainer.h>
 #include <LibWeb/HTML/EventHandler.h>
 #include <LibWeb/HTML/HTMLAnchorElement.h>
 #include <LibWeb/HTML/HTMLBodyElement.h>
 #include <LibWeb/HTML/HTMLElement.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/Layout/Box.h>
 #include <LibWeb/Layout/BreakNode.h>
 #include <LibWeb/Layout/TextNode.h>
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLElement.h b/Userland/Libraries/LibWeb/HTML/HTMLElement.h
index 1674a906c0..6e6239c56e 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLElement.h
@@ -54,7 +54,7 @@ protected:
 
 private:
     // ^HTML::GlobalEventHandlers
-    virtual EventTarget& global_event_handlers_to_event_target() override { return *this; }
+    virtual DOM::EventTarget& global_event_handlers_to_event_target() override { return *this; }
 
     enum class ContentEditableState {
         True,
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.cpp
index 1381ff7e12..d900113a1d 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.cpp
@@ -11,10 +11,10 @@
 #include <LibWeb/DOM/Event.h>
 #include <LibWeb/DOM/ShadowRoot.h>
 #include <LibWeb/DOM/Text.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/EventNames.h>
 #include <LibWeb/HTML/HTMLScriptElement.h>
 #include <LibWeb/HTML/Scripting/ClassicScript.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/Loader/ResourceLoader.h>
 
 namespace Web::HTML {
diff --git a/Userland/Libraries/LibWeb/HTML/MessageChannel.h b/Userland/Libraries/LibWeb/HTML/MessageChannel.h
index a61851d21c..1d212db933 100644
--- a/Userland/Libraries/LibWeb/HTML/MessageChannel.h
+++ b/Userland/Libraries/LibWeb/HTML/MessageChannel.h
@@ -9,8 +9,8 @@
 #include <AK/RefCounted.h>
 #include <LibWeb/Bindings/Wrappable.h>
 #include <LibWeb/DOM/EventTarget.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/Forward.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace Web::HTML {
 
diff --git a/Userland/Libraries/LibWeb/HTML/Parser/HTMLParser.cpp b/Userland/Libraries/LibWeb/HTML/Parser/HTMLParser.cpp
index 351059e361..091c252356 100644
--- a/Userland/Libraries/LibWeb/HTML/Parser/HTMLParser.cpp
+++ b/Userland/Libraries/LibWeb/HTML/Parser/HTMLParser.cpp
@@ -16,7 +16,6 @@
 #include <LibWeb/DOM/Event.h>
 #include <LibWeb/DOM/ProcessingInstruction.h>
 #include <LibWeb/DOM/Text.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/EventLoop/EventLoop.h>
 #include <LibWeb/HTML/EventNames.h>
 #include <LibWeb/HTML/HTMLFormElement.h>
@@ -27,6 +26,7 @@
 #include <LibWeb/HTML/Parser/HTMLEncodingDetection.h>
 #include <LibWeb/HTML/Parser/HTMLParser.h>
 #include <LibWeb/HTML/Parser/HTMLToken.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/Namespace.h>
 #include <LibWeb/SVG/TagNames.h>
 
@@ -276,7 +276,7 @@ void HTMLParser::the_end()
             return;
 
         // 3. Let window be the Document's relevant global object.
-        NonnullRefPtr<DOM::Window> window = document->window();
+        NonnullRefPtr<Window> window = document->window();
 
         // FIXME: 4. Set the Document's load timing info's load event start time to the current high resolution time given window.
 
diff --git a/Userland/Libraries/LibWeb/HTML/Scripting/Environments.cpp b/Userland/Libraries/LibWeb/HTML/Scripting/Environments.cpp
index df416ba44b..b804e08793 100644
--- a/Userland/Libraries/LibWeb/HTML/Scripting/Environments.cpp
+++ b/Userland/Libraries/LibWeb/HTML/Scripting/Environments.cpp
@@ -8,9 +8,9 @@
 #include <LibWeb/Bindings/MainThreadVM.h>
 #include <LibWeb/Bindings/WindowObject.h>
 #include <LibWeb/DOM/Document.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/PromiseRejectionEvent.h>
 #include <LibWeb/HTML/Scripting/Environments.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace Web::HTML {
 
diff --git a/Userland/Libraries/LibWeb/HTML/Scripting/WindowEnvironmentSettingsObject.cpp b/Userland/Libraries/LibWeb/HTML/Scripting/WindowEnvironmentSettingsObject.cpp
index 089aaed189..14a541e6bb 100644
--- a/Userland/Libraries/LibWeb/HTML/Scripting/WindowEnvironmentSettingsObject.cpp
+++ b/Userland/Libraries/LibWeb/HTML/Scripting/WindowEnvironmentSettingsObject.cpp
@@ -10,7 +10,7 @@
 
 namespace Web::HTML {
 
-WindowEnvironmentSettingsObject::WindowEnvironmentSettingsObject(DOM::Window& window, JS::ExecutionContext& execution_context)
+WindowEnvironmentSettingsObject::WindowEnvironmentSettingsObject(Window& window, JS::ExecutionContext& execution_context)
     : EnvironmentSettingsObject(execution_context)
     , m_window(window)
 {
diff --git a/Userland/Libraries/LibWeb/HTML/Scripting/WindowEnvironmentSettingsObject.h b/Userland/Libraries/LibWeb/HTML/Scripting/WindowEnvironmentSettingsObject.h
index 8577f82e04..e891c4f2bf 100644
--- a/Userland/Libraries/LibWeb/HTML/Scripting/WindowEnvironmentSettingsObject.h
+++ b/Userland/Libraries/LibWeb/HTML/Scripting/WindowEnvironmentSettingsObject.h
@@ -6,8 +6,8 @@
 
 #pragma once
 
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/Scripting/Environments.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace Web::HTML {
 
@@ -24,9 +24,9 @@ public:
     virtual CanUseCrossOriginIsolatedAPIs cross_origin_isolated_capability() override;
 
 private:
-    WindowEnvironmentSettingsObject(DOM::Window&, JS::ExecutionContext& execution_context);
+    WindowEnvironmentSettingsObject(Window&, JS::ExecutionContext& execution_context);
 
-    NonnullRefPtr<DOM::Window> m_window;
+    NonnullRefPtr<Window> m_window;
 };
 
 }
diff --git a/Userland/Libraries/LibWeb/HTML/Scripting/WorkerEnvironmentSettingsObject.h b/Userland/Libraries/LibWeb/HTML/Scripting/WorkerEnvironmentSettingsObject.h
index f31c69bbf0..0dd1e32657 100644
--- a/Userland/Libraries/LibWeb/HTML/Scripting/WorkerEnvironmentSettingsObject.h
+++ b/Userland/Libraries/LibWeb/HTML/Scripting/WorkerEnvironmentSettingsObject.h
@@ -13,7 +13,7 @@
 namespace Web::HTML {
 
 // FIXME: This is a bit ugly, this implementation is basically a 1:1 copy of what is in ESO
-//        just modified to use DOM::Document instead of DOM::Window since workers have no window
+//        just modified to use DOM::Document instead of HTML::Window since workers have no window
 class WorkerEnvironmentSettingsObject final
     : public EnvironmentSettingsObject
     , public Weakable<WorkerEnvironmentSettingsObject> {
diff --git a/Userland/Libraries/LibWeb/DOM/Window.cpp b/Userland/Libraries/LibWeb/HTML/Window.cpp
index bf181124f0..cb6dc64a50 100644
--- a/Userland/Libraries/LibWeb/DOM/Window.cpp
+++ b/Userland/Libraries/LibWeb/HTML/Window.cpp
@@ -16,7 +16,6 @@
 #include <LibWeb/DOM/Event.h>
 #include <LibWeb/DOM/EventDispatcher.h>
 #include <LibWeb/DOM/Timer.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/BrowsingContext.h>
 #include <LibWeb/HTML/EventLoop/EventLoop.h>
 #include <LibWeb/HTML/MessageEvent.h>
@@ -24,12 +23,13 @@
 #include <LibWeb/HTML/Scripting/ClassicScript.h>
 #include <LibWeb/HTML/Scripting/ExceptionReporter.h>
 #include <LibWeb/HTML/Storage.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/HighResolutionTime/Performance.h>
 #include <LibWeb/Layout/InitialContainingBlock.h>
 #include <LibWeb/Page/Page.h>
 #include <LibWeb/Selection/Selection.h>
 
-namespace Web::DOM {
+namespace Web::HTML {
 
 class RequestAnimationFrameCallback : public RefCounted<RequestAnimationFrameCallback> {
 public:
@@ -107,13 +107,13 @@ void run_animation_frame_callbacks(DOM::Document&, double)
     request_animation_frame_driver().run();
 }
 
-NonnullRefPtr<Window> Window::create_with_document(Document& document)
+NonnullRefPtr<Window> Window::create_with_document(DOM::Document& document)
 {
     return adopt_ref(*new Window(document));
 }
 
-Window::Window(Document& document)
-    : EventTarget()
+Window::Window(DOM::Document& document)
+    : DOM::EventTarget()
     , m_associated_document(document)
     , m_performance(make<HighResolutionTime::Performance>(*this))
     , m_crypto(Crypto::Crypto::create())
@@ -174,7 +174,7 @@ void Window::clear_interval(i32 id)
     m_timers.remove(id);
 }
 
-void Window::deallocate_timer_id(Badge<Timer>, i32 id)
+void Window::deallocate_timer_id(Badge<DOM::Timer>, i32 id)
 {
     m_timer_id_allocator.deallocate(id);
 }
@@ -262,7 +262,7 @@ i32 Window::run_timer_initialization_steps(Bindings::TimerHandler handler, i32 t
     };
 
     // 13. Run steps after a timeout given global, "setTimeout/setInterval", timeout, completionStep, and id.
-    auto timer = Timer::create(*this, timeout, move(completion_step), id);
+    auto timer = DOM::Timer::create(*this, timeout, move(completion_step), id);
     m_timers.set(id, timer);
     timer->start();
 
@@ -320,9 +320,9 @@ void Window::did_call_location_replace(Badge<Bindings::LocationObject>, String u
     browsing_context->loader().load(move(new_url), FrameLoader::Type::Navigation);
 }
 
-bool Window::dispatch_event(NonnullRefPtr<Event> event)
+bool Window::dispatch_event(NonnullRefPtr<DOM::Event> event)
 {
-    return EventDispatcher::dispatch(*this, event, true);
+    return DOM::EventDispatcher::dispatch(*this, event, true);
 }
 
 JS::Object* Window::create_wrapper(JS::GlobalObject& global_object)
diff --git a/Userland/Libraries/LibWeb/DOM/Window.h b/Userland/Libraries/LibWeb/HTML/Window.h
index e8b57be84b..4a96829038 100644
--- a/Userland/Libraries/LibWeb/DOM/Window.h
+++ b/Userland/Libraries/LibWeb/HTML/Window.h
@@ -20,16 +20,16 @@
 #include <LibWeb/HTML/BrowsingContext.h>
 #include <LibWeb/HTML/GlobalEventHandlers.h>
 
-namespace Web::DOM {
+namespace Web::HTML {
 
 class RequestAnimationFrameCallback;
 
 class Window final
     : public RefCounted<Window>
-    , public EventTarget
+    , public DOM::EventTarget
     , public HTML::GlobalEventHandlers {
 public:
-    static NonnullRefPtr<Window> create_with_document(Document&);
+    static NonnullRefPtr<Window> create_with_document(DOM::Document&);
     ~Window();
 
     using RefCounted::ref;
@@ -37,15 +37,15 @@ public:
 
     virtual void ref_event_target() override { RefCounted::ref(); }
     virtual void unref_event_target() override { RefCounted::unref(); }
-    virtual bool dispatch_event(NonnullRefPtr<Event>) override;
+    virtual bool dispatch_event(NonnullRefPtr<DOM::Event>) override;
     virtual JS::Object* create_wrapper(JS::GlobalObject&) override;
 
     Page* page();
     Page const* page() const;
 
     // https://html.spec.whatwg.org/multipage/window-object.html#concept-document-window
-    Document const& associated_document() const { return *m_associated_document; }
-    Document& associated_document() { return *m_associated_document; }
+    DOM::Document const& associated_document() const { return *m_associated_document; }
+    DOM::Document& associated_document() { return *m_associated_document; }
 
     // https://html.spec.whatwg.org/multipage/window-object.html#window-bc
     HTML::BrowsingContext const* browsing_context() const { return m_associated_document->browsing_context(); }
@@ -76,7 +76,7 @@ public:
 
     void set_wrapper(Badge<Bindings::WindowObject>, Bindings::WindowObject&);
 
-    void deallocate_timer_id(Badge<Timer>, i32);
+    void deallocate_timer_id(Badge<DOM::Timer>, i32);
 
     HighResolutionTime::Performance& performance() { return *m_performance; }
 
@@ -84,8 +84,8 @@ public:
 
     CSS::Screen& screen() { return *m_screen; }
 
-    Event const* current_event() const { return m_current_event; }
-    void set_current_event(Event* event) { m_current_event = event; }
+    DOM::Event const* current_event() const { return m_current_event; }
+    void set_current_event(DOM::Event* event) { m_current_event = event; }
 
     NonnullRefPtr<CSS::CSSStyleDeclaration> get_computed_style(DOM::Element&) const;
     NonnullRefPtr<CSS::MediaQueryList> match_media(String);
@@ -110,7 +110,7 @@ public:
     DOM::ExceptionOr<void> post_message(JS::Value, String const& target_origin);
 
 private:
-    explicit Window(Document&);
+    explicit Window(DOM::Document&);
 
     // ^HTML::GlobalEventHandlers
     virtual DOM::EventTarget& global_event_handlers_to_event_target() override { return *this; }
@@ -122,17 +122,17 @@ private:
     i32 run_timer_initialization_steps(Bindings::TimerHandler handler, i32 timeout, JS::MarkedVector<JS::Value> arguments, Repeat repeat, Optional<i32> previous_id = {});
 
     // https://html.spec.whatwg.org/multipage/window-object.html#concept-document-window
-    WeakPtr<Document> m_associated_document;
+    WeakPtr<DOM::Document> m_associated_document;
 
     WeakPtr<Bindings::WindowObject> m_wrapper;
 
     IDAllocator m_timer_id_allocator;
-    HashMap<int, NonnullRefPtr<Timer>> m_timers;
+    HashMap<int, NonnullRefPtr<DOM::Timer>> m_timers;
 
     NonnullOwnPtr<HighResolutionTime::Performance> m_performance;
     NonnullRefPtr<Crypto::Crypto> m_crypto;
     NonnullOwnPtr<CSS::Screen> m_screen;
-    RefPtr<Event> m_current_event;
+    RefPtr<DOM::Event> m_current_event;
 
     HashMap<i32, NonnullRefPtr<RequestAnimationFrameCallback>> m_request_animation_frame_callbacks;
 };
diff --git a/Userland/Libraries/LibWeb/HighResolutionTime/Performance.cpp b/Userland/Libraries/LibWeb/HighResolutionTime/Performance.cpp
index 9b6863be21..6fac7a0042 100644
--- a/Userland/Libraries/LibWeb/HighResolutionTime/Performance.cpp
+++ b/Userland/Libraries/LibWeb/HighResolutionTime/Performance.cpp
@@ -8,12 +8,12 @@
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/Event.h>
 #include <LibWeb/DOM/EventDispatcher.h>
-#include <LibWeb/DOM/Window.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/HighResolutionTime/Performance.h>
 
 namespace Web::HighResolutionTime {
 
-Performance::Performance(DOM::Window& window)
+Performance::Performance(HTML::Window& window)
     : DOM::EventTarget()
     , m_window(window)
     , m_timing(make<NavigationTiming::PerformanceTiming>(window))
diff --git a/Userland/Libraries/LibWeb/HighResolutionTime/Performance.h b/Userland/Libraries/LibWeb/HighResolutionTime/Performance.h
index 7891c43b85..15fd0fa0c2 100644
--- a/Userland/Libraries/LibWeb/HighResolutionTime/Performance.h
+++ b/Userland/Libraries/LibWeb/HighResolutionTime/Performance.h
@@ -21,7 +21,7 @@ public:
     using WrapperType = Bindings::PerformanceWrapper;
     using AllowOwnPtr = TrueType;
 
-    explicit Performance(DOM::Window&);
+    explicit Performance(HTML::Window&);
     ~Performance();
 
     double now() const { return m_timer.elapsed(); }
@@ -35,7 +35,7 @@ public:
     virtual JS::Object* create_wrapper(JS::GlobalObject&) override;
 
 private:
-    DOM::Window& m_window;
+    HTML::Window& m_window;
     Core::ElapsedTimer m_timer;
 
     OwnPtr<NavigationTiming::PerformanceTiming> m_timing;
diff --git a/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.cpp b/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.cpp
index 8c669b7eb5..1f39cb2bb5 100644
--- a/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.cpp
+++ b/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.cpp
@@ -8,7 +8,7 @@
 
 namespace Web::NavigationTiming {
 
-PerformanceTiming::PerformanceTiming(DOM::Window& window)
+PerformanceTiming::PerformanceTiming(HTML::Window& window)
     : RefCountForwarder(window)
 {
 }
diff --git a/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.h b/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.h
index ae1b98e0da..1c9739b90a 100644
--- a/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.h
+++ b/Userland/Libraries/LibWeb/NavigationTiming/PerformanceTiming.h
@@ -9,18 +9,18 @@
 #include <AK/RefCountForwarder.h>
 #include <AK/StdLibExtras.h>
 #include <LibWeb/Bindings/Wrappable.h>
-#include <LibWeb/DOM/Window.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace Web::NavigationTiming {
 
 class PerformanceTiming final
-    : public RefCountForwarder<DOM::Window>
+    : public RefCountForwarder<HTML::Window>
     , public Bindings::Wrappable {
 public:
     using WrapperType = Bindings::PerformanceTimingWrapper;
     using AllowOwnPtr = TrueType;
 
-    explicit PerformanceTiming(DOM::Window&);
+    explicit PerformanceTiming(HTML::Window&);
     ~PerformanceTiming();
 
     u32 navigation_start() { return 0; }
diff --git a/Userland/Libraries/LibWeb/Page/EventHandler.cpp b/Userland/Libraries/LibWeb/Page/EventHandler.cpp
index e5c0f3abd4..f16e99934c 100644
--- a/Userland/Libraries/LibWeb/Page/EventHandler.cpp
+++ b/Userland/Libraries/LibWeb/Page/EventHandler.cpp
@@ -8,11 +8,11 @@
 #include <LibGUI/Event.h>
 #include <LibWeb/DOM/Range.h>
 #include <LibWeb/DOM/Text.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/BrowsingContext.h>
 #include <LibWeb/HTML/HTMLAnchorElement.h>
 #include <LibWeb/HTML/HTMLIFrameElement.h>
 #include <LibWeb/HTML/HTMLImageElement.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/Layout/InitialContainingBlock.h>
 #include <LibWeb/Page/EventHandler.h>
 #include <LibWeb/Page/Page.h>
diff --git a/Userland/Libraries/LibWeb/UIEvents/UIEvent.h b/Userland/Libraries/LibWeb/UIEvents/UIEvent.h
index d410922179..920ec3a7e3 100644
--- a/Userland/Libraries/LibWeb/UIEvents/UIEvent.h
+++ b/Userland/Libraries/LibWeb/UIEvents/UIEvent.h
@@ -8,12 +8,12 @@
 
 #include <AK/RefPtr.h>
 #include <LibWeb/DOM/Event.h>
-#include <LibWeb/DOM/Window.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace Web::UIEvents {
 
 struct UIEventInit : public DOM::EventInit {
-    RefPtr<DOM::Window> view { nullptr };
+    RefPtr<HTML::Window> view { nullptr };
     int detail { 0 };
 };
 
@@ -33,10 +33,10 @@ public:
 
     virtual ~UIEvent() override { }
 
-    DOM::Window const* view() const { return m_view; }
+    HTML::Window const* view() const { return m_view; }
     int detail() const { return m_detail; }
 
-    void init_ui_event(String const& type, bool bubbles, bool cancelable, DOM::Window* view, int detail)
+    void init_ui_event(String const& type, bool bubbles, bool cancelable, HTML::Window* view, int detail)
     {
         init_event(type, bubbles, cancelable);
         m_view = view;
@@ -55,7 +55,7 @@ protected:
     {
     }
 
-    RefPtr<DOM::Window> m_view;
+    RefPtr<HTML::Window> m_view;
     int m_detail { 0 };
 };
 
diff --git a/Userland/Libraries/LibWeb/WebSockets/WebSocket.cpp b/Userland/Libraries/LibWeb/WebSockets/WebSocket.cpp
index 220a3e2ad8..5e048f6bcc 100644
--- a/Userland/Libraries/LibWeb/WebSockets/WebSocket.cpp
+++ b/Userland/Libraries/LibWeb/WebSockets/WebSocket.cpp
@@ -18,11 +18,11 @@
 #include <LibWeb/DOM/EventDispatcher.h>
 #include <LibWeb/DOM/ExceptionOr.h>
 #include <LibWeb/DOM/IDLEventListener.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/HTML/CloseEvent.h>
 #include <LibWeb/HTML/EventHandler.h>
 #include <LibWeb/HTML/EventNames.h>
 #include <LibWeb/HTML/MessageEvent.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/Origin.h>
 #include <LibWeb/WebSockets/WebSocket.h>
 
@@ -67,7 +67,7 @@ DOM::ExceptionOr<NonnullRefPtr<WebSocket>> WebSocket::create_with_global_object(
     return WebSocket::create(window.impl(), url_record);
 }
 
-WebSocket::WebSocket(DOM::Window& window, AK::URL& url)
+WebSocket::WebSocket(HTML::Window& window, AK::URL& url)
     : EventTarget()
     , m_window(window)
 {
diff --git a/Userland/Libraries/LibWeb/WebSockets/WebSocket.h b/Userland/Libraries/LibWeb/WebSockets/WebSocket.h
index 93273f40c5..9e9f30bed0 100644
--- a/Userland/Libraries/LibWeb/WebSockets/WebSocket.h
+++ b/Userland/Libraries/LibWeb/WebSockets/WebSocket.h
@@ -59,7 +59,7 @@ public:
 
     using WrapperType = Bindings::WebSocketWrapper;
 
-    static NonnullRefPtr<WebSocket> create(DOM::Window& window, AK::URL& url)
+    static NonnullRefPtr<WebSocket> create(HTML::Window& window, AK::URL& url)
     {
         return adopt_ref(*new WebSocket(window, url));
     }
@@ -100,9 +100,9 @@ private:
     void on_error();
     void on_close(u16 code, String reason, bool was_clean);
 
-    explicit WebSocket(DOM::Window&, AK::URL&);
+    explicit WebSocket(HTML::Window&, AK::URL&);
 
-    NonnullRefPtr<DOM::Window> m_window;
+    NonnullRefPtr<HTML::Window> m_window;
 
     AK::URL m_url;
     String m_binary_type { "blob" };
diff --git a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp
index 5bea6158cb..1464752aea 100644
--- a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp
+++ b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp
@@ -22,10 +22,10 @@
 #include <LibWeb/DOM/EventDispatcher.h>
 #include <LibWeb/DOM/ExceptionOr.h>
 #include <LibWeb/DOM/IDLEventListener.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/Fetch/AbstractOperations.h>
 #include <LibWeb/HTML/EventHandler.h>
 #include <LibWeb/HTML/EventNames.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/Loader/ResourceLoader.h>
 #include <LibWeb/Origin.h>
 #include <LibWeb/Page/Page.h>
@@ -35,7 +35,7 @@
 
 namespace Web::XHR {
 
-XMLHttpRequest::XMLHttpRequest(DOM::Window& window)
+XMLHttpRequest::XMLHttpRequest(HTML::Window& window)
     : XMLHttpRequestEventTarget()
     , m_window(window)
     , m_response_type(Bindings::XMLHttpRequestResponseType::Empty)
diff --git a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h
index 9431e39fe6..f1f95d474b 100644
--- a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h
+++ b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h
@@ -34,7 +34,7 @@ public:
 
     using WrapperType = Bindings::XMLHttpRequestWrapper;
 
-    static NonnullRefPtr<XMLHttpRequest> create(DOM::Window& window)
+    static NonnullRefPtr<XMLHttpRequest> create(HTML::Window& window)
     {
         return adopt_ref(*new XMLHttpRequest(window));
     }
@@ -86,9 +86,9 @@ private:
     Optional<Vector<String>> get_decode_and_split(String const& header_name, HashMap<String, String, CaseInsensitiveStringTraits> const& header_list) const;
     Optional<MimeSniff::MimeType> extract_mime_type(HashMap<String, String, CaseInsensitiveStringTraits> const& header_list) const;
 
-    explicit XMLHttpRequest(DOM::Window&);
+    explicit XMLHttpRequest(HTML::Window&);
 
-    NonnullRefPtr<DOM::Window> m_window;
+    NonnullRefPtr<HTML::Window> m_window;
 
     ReadyState m_ready_state { ReadyState::Unsent };
     unsigned m_status { 0 };
diff --git a/Userland/Services/WebContent/ConnectionFromClient.cpp b/Userland/Services/WebContent/ConnectionFromClient.cpp
index d9a52631b1..ecdeecaa63 100644
--- a/Userland/Services/WebContent/ConnectionFromClient.cpp
+++ b/Userland/Services/WebContent/ConnectionFromClient.cpp
@@ -17,11 +17,11 @@
 #include <LibWeb/Bindings/MainThreadVM.h>
 #include <LibWeb/Cookie/ParsedCookie.h>
 #include <LibWeb/DOM/Document.h>
-#include <LibWeb/DOM/Window.h>
 #include <LibWeb/Dump.h>
 #include <LibWeb/HTML/BrowsingContext.h>
 #include <LibWeb/HTML/Scripting/ClassicScript.h>
 #include <LibWeb/HTML/Storage.h>
+#include <LibWeb/HTML/Window.h>
 #include <LibWeb/Layout/InitialContainingBlock.h>
 #include <LibWeb/Loader/ContentFilter.h>
 #include <LibWeb/Loader/ResourceLoader.h>
diff --git a/Userland/Services/WebContent/ConsoleGlobalObject.cpp b/Userland/Services/WebContent/ConsoleGlobalObject.cpp
index 89bab1984e..f371a780fc 100644
--- a/Userland/Services/WebContent/ConsoleGlobalObject.cpp
+++ b/Userland/Services/WebContent/ConsoleGlobalObject.cpp
@@ -10,7 +10,7 @@
 #include <LibWeb/Bindings/NodeWrapperFactory.h>
 #include <LibWeb/Bindings/WindowObject.h>
 #include <LibWeb/DOM/Document.h>
-#include <LibWeb/DOM/Window.h>
+#include <LibWeb/HTML/Window.h>
 
 namespace WebContent {