4 files changed, 12 insertions, 12 deletions
diff --git a/Userland/Libraries/LibWeb/DOM/Document.cpp b/Userland/Libraries/LibWeb/DOM/Document.cpp
index bd19015900..e2514c352f 100644
--- a/Userland/Libraries/LibWeb/DOM/Document.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Document.cpp
@@ -1290,7 +1290,7 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<Event>> Document::create_event(DeprecatedSt
         || Infra::is_ascii_case_insensitive_match(interface, "events"sv)) {
         event = TRY(Event::create(realm, ""));
     } else if (Infra::is_ascii_case_insensitive_match(interface, "focusevent"sv)) {
-        event = UIEvents::FocusEvent::create(realm, "");
+        event = TRY(UIEvents::FocusEvent::create(realm, ""));
     } else if (Infra::is_ascii_case_insensitive_match(interface, "hashchangeevent"sv)) {
         event = TRY(Event::create(realm, "")); // FIXME: Create HashChangeEvent
     } else if (Infra::is_ascii_case_insensitive_match(interface, "htmlevents"sv)) {
@@ -1312,7 +1312,7 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<Event>> Document::create_event(DeprecatedSt
         event = TRY(Event::create(realm, "")); // FIXME: Create TouchEvent
     } else if (Infra::is_ascii_case_insensitive_match(interface, "uievent"sv)
         || Infra::is_ascii_case_insensitive_match(interface, "uievents"sv)) {
-        event = UIEvents::UIEvent::create(realm, "");
+        event = TRY(UIEvents::UIEvent::create(realm, ""));
     }
 
     // 3. If constructor is null, then throw a "NotSupportedError" DOMException.
diff --git a/Userland/Libraries/LibWeb/HTML/Focus.cpp b/Userland/Libraries/LibWeb/HTML/Focus.cpp
index abf0523eaa..337b898f8c 100644
--- a/Userland/Libraries/LibWeb/HTML/Focus.cpp
+++ b/Userland/Libraries/LibWeb/HTML/Focus.cpp
@@ -65,9 +65,9 @@ static void run_focus_update_steps(Vector<JS::Handle<DOM::Node>> old_chain, Vect
         //    with related blur target as the related target.
         if (blur_event_target) {
             // FIXME: Implement the "fire a focus event" spec operation.
-            auto blur_event = UIEvents::FocusEvent::create(blur_event_target->realm(), HTML::EventNames::blur);
+            auto blur_event = UIEvents::FocusEvent::create(blur_event_target->realm(), HTML::EventNames::blur).release_value_but_fixme_should_propagate_errors();
             blur_event->set_related_target(related_blur_target);
-            blur_event_target->dispatch_event(*blur_event);
+            blur_event_target->dispatch_event(blur_event);
         }
     }
 
@@ -108,9 +108,9 @@ static void run_focus_update_steps(Vector<JS::Handle<DOM::Node>> old_chain, Vect
         //    with related focus target as the related target.
         if (focus_event_target) {
             // FIXME: Implement the "fire a focus event" spec operation.
-            auto focus_event = UIEvents::FocusEvent::create(focus_event_target->realm(), HTML::EventNames::focus);
+            auto focus_event = UIEvents::FocusEvent::create(focus_event_target->realm(), HTML::EventNames::focus).release_value_but_fixme_should_propagate_errors();
             focus_event->set_related_target(related_focus_target);
-            focus_event_target->dispatch_event(*focus_event);
+            focus_event_target->dispatch_event(focus_event);
         }
     }
 }
diff --git a/Userland/Libraries/LibWeb/UIEvents/UIEvent.cpp b/Userland/Libraries/LibWeb/UIEvents/UIEvent.cpp
index db7b991ab5..ae896da473 100644
--- a/Userland/Libraries/LibWeb/UIEvents/UIEvent.cpp
+++ b/Userland/Libraries/LibWeb/UIEvents/UIEvent.cpp
@@ -9,14 +9,14 @@
 
 namespace Web::UIEvents {
 
-UIEvent* UIEvent::create(JS::Realm& realm, DeprecatedFlyString const& event_name)
+WebIDL::ExceptionOr<JS::NonnullGCPtr<UIEvent>> UIEvent::create(JS::Realm& realm, DeprecatedFlyString const& event_name)
 {
-    return realm.heap().allocate<UIEvent>(realm, realm, event_name).release_allocated_value_but_fixme_should_propagate_errors();
+    return MUST_OR_THROW_OOM(realm.heap().allocate<UIEvent>(realm, realm, event_name));
 }
 
-UIEvent* UIEvent::construct_impl(JS::Realm& realm, DeprecatedFlyString const& event_name, UIEventInit const& event_init)
+WebIDL::ExceptionOr<JS::NonnullGCPtr<UIEvent>> UIEvent::construct_impl(JS::Realm& realm, DeprecatedFlyString const& event_name, UIEventInit const& event_init)
 {
-    return realm.heap().allocate<UIEvent>(realm, realm, event_name, event_init).release_allocated_value_but_fixme_should_propagate_errors();
+    return MUST_OR_THROW_OOM(realm.heap().allocate<UIEvent>(realm, realm, event_name, event_init));
 }
 
 UIEvent::UIEvent(JS::Realm& realm, DeprecatedFlyString const& event_name)
diff --git a/Userland/Libraries/LibWeb/UIEvents/UIEvent.h b/Userland/Libraries/LibWeb/UIEvents/UIEvent.h
index cf7ff0c106..57be8375c3 100644
--- a/Userland/Libraries/LibWeb/UIEvents/UIEvent.h
+++ b/Userland/Libraries/LibWeb/UIEvents/UIEvent.h
@@ -21,8 +21,8 @@ class UIEvent : public DOM::Event {
     WEB_PLATFORM_OBJECT(UIEvent, DOM::Event);
 
 public:
-    static UIEvent* create(JS::Realm&, DeprecatedFlyString const& type);
-    static UIEvent* construct_impl(JS::Realm&, DeprecatedFlyString const& event_name, UIEventInit const& event_init);
+    static WebIDL::ExceptionOr<JS::NonnullGCPtr<UIEvent>> create(JS::Realm&, DeprecatedFlyString const& type);
+    static WebIDL::ExceptionOr<JS::NonnullGCPtr<UIEvent>> construct_impl(JS::Realm&, DeprecatedFlyString const& event_name, UIEventInit const& event_init);
 
     virtual ~UIEvent() override;