LibWeb: Use cached_web_prototype() as much as possible

Unlike ensure_web_prototype<T>(), the cached version doesn't require the
prototype type to be fully formed, so we can use it without including
the FooPrototype.h header. It's also a bit less verbose. :^)

Meta/Lagom/Tools/CodeGenerators/LibWeb/WrapperGenerator/IDLGenerators.cpp

@@ -2077,7 +2077,7 @@ namespace Web::Bindings {
     if (interface.wrapper_base_class == "Wrapper") {
         generator.append(R"~~~(
 @wrapper_class@::@wrapper_class@(JS::Realm& realm, @fully_qualified_name@& impl)
-    : Wrapper(verify_cast<HTML::Window>(realm.global_object()).ensure_web_prototype<@prototype_class@>("@name@"))
+    : Wrapper(verify_cast<HTML::Window>(realm.global_object()).cached_web_prototype("@name@"))
     , m_impl(impl)
 {
 }
@@ -2087,7 +2087,7 @@ namespace Web::Bindings {
 @wrapper_class@::@wrapper_class@(JS::Realm& realm, @fully_qualified_name@& impl)
     : @wrapper_base_class@(realm, impl)
 {
-    set_prototype(&verify_cast<HTML::Window>(realm.global_object()).ensure_web_prototype<@prototype_class@>("@name@"));
+    set_prototype(&verify_cast<HTML::Window>(realm.global_object()).cached_web_prototype("@name@"));
 }
 )~~~");
     }
@@ -3775,7 +3775,7 @@ namespace Web::Bindings {
 }
 
 @wrapper_class@::@wrapper_class@(JS::Realm& realm, @fully_qualified_name@& impl)
-    : Wrapper(verify_cast<HTML::Window>(realm.global_object()).ensure_web_prototype<@prototype_class@>("@name@"))
+    : Wrapper(verify_cast<HTML::Window>(realm.global_object()).cached_web_prototype("@name@"))
     , m_impl(impl)
 {
 }

Userland/Libraries/LibWeb/Bindings/AudioConstructor.cpp

@@ -24,7 +24,7 @@ void AudioConstructor::initialize(JS::Realm& realm)
     auto& window = verify_cast<HTML::Window>(realm.global_object());
     NativeFunction::initialize(realm);
 
-    define_direct_property(vm.names.prototype, &window.ensure_web_prototype<HTMLAudioElementPrototype>("HTMLAudioElement"), 0);
+    define_direct_property(vm.names.prototype, &window.cached_web_prototype("HTMLAudioElement"), 0);
     define_direct_property(vm.names.length, JS::Value(0), JS::Attribute::Configurable);
 }
 

Userland/Libraries/LibWeb/Bindings/ImageConstructor.cpp

@@ -24,7 +24,7 @@ void ImageConstructor::initialize(JS::Realm& realm)
     auto& window = verify_cast<HTML::Window>(realm.global_object());
     NativeFunction::initialize(realm);
 
-    define_direct_property(vm.names.prototype, &window.ensure_web_prototype<HTMLImageElementPrototype>("HTMLImageElement"), 0);
+    define_direct_property(vm.names.prototype, &window.cached_web_prototype("HTMLImageElement"), 0);
     define_direct_property(vm.names.length, JS::Value(0), JS::Attribute::Configurable);
 }
 

Userland/Libraries/LibWeb/Bindings/LocationConstructor.cpp

@@ -34,7 +34,7 @@ void LocationConstructor::initialize(JS::Realm& realm)
     auto& window = verify_cast<HTML::Window>(realm.global_object());
 
     NativeFunction::initialize(realm);
-    define_direct_property(vm.names.prototype, &window.ensure_web_prototype<LocationPrototype>("Location"), 0);
+    define_direct_property(vm.names.prototype, &window.cached_web_prototype("Location"), 0);
     define_direct_property(vm.names.length, JS::Value(0), JS::Attribute::Configurable);
 }
 

Userland/Libraries/LibWeb/Bindings/LocationObject.cpp

@@ -23,7 +23,7 @@ namespace Web::Bindings {
 
 // https://html.spec.whatwg.org/multipage/history.html#the-location-interface
 LocationObject::LocationObject(JS::Realm& realm)
-    : Object(verify_cast<HTML::Window>(realm.global_object()).ensure_web_prototype<LocationPrototype>("Location"))
+    : Object(verify_cast<HTML::Window>(realm.global_object()).cached_web_prototype("Location"))
     , m_default_properties(heap())
 {
 }

Userland/Libraries/LibWeb/Bindings/NavigatorConstructor.cpp

@@ -34,7 +34,7 @@ void NavigatorConstructor::initialize(JS::Realm& realm)
     auto& window = verify_cast<HTML::Window>(realm.global_object());
 
     NativeFunction::initialize(realm);
-    define_direct_property(vm.names.prototype, &window.ensure_web_prototype<NavigatorPrototype>("Navigator"), 0);
+    define_direct_property(vm.names.prototype, &window.cached_web_prototype("Navigator"), 0);
     define_direct_property(vm.names.length, JS::Value(0), JS::Attribute::Configurable);
 }
 

Userland/Libraries/LibWeb/Bindings/NavigatorObject.cpp

@@ -14,7 +14,7 @@ namespace Web {
 namespace Bindings {
 
 NavigatorObject::NavigatorObject(JS::Realm& realm)
-    : Object(verify_cast<HTML::Window>(realm.global_object()).ensure_web_prototype<NavigatorPrototype>("Navigator"))
+    : Object(verify_cast<HTML::Window>(realm.global_object()).cached_web_prototype("Navigator"))
 {
 }
 

Userland/Libraries/LibWeb/Bindings/OptionConstructor.cpp

@@ -26,7 +26,7 @@ void OptionConstructor::initialize(JS::Realm& realm)
     auto& window = verify_cast<HTML::Window>(realm.global_object());
     NativeFunction::initialize(realm);
 
-    define_direct_property(vm.names.prototype, &window.ensure_web_prototype<HTMLOptionElementPrototype>("HTMLOptionElement"), 0);
+    define_direct_property(vm.names.prototype, &window.cached_web_prototype("HTMLOptionElement"), 0);
     define_direct_property(vm.names.length, JS::Value(0), JS::Attribute::Configurable);
 }
 

Userland/Libraries/LibWeb/Bindings/WindowConstructor.cpp

@@ -34,7 +34,7 @@ void WindowConstructor::initialize(JS::Realm& realm)
     auto& window = verify_cast<HTML::Window>(realm.global_object());
 
     NativeFunction::initialize(realm);
-    define_direct_property(vm.names.prototype, &window.ensure_web_prototype<WindowPrototype>("Window"), 0);
+    define_direct_property(vm.names.prototype, &window.cached_web_prototype("Window"), 0);
     define_direct_property(vm.names.length, JS::Value(0), JS::Attribute::Configurable);
 }
 

Userland/Libraries/LibWeb/Bindings/WindowObjectHelper.h

@@ -388,10 +388,10 @@
 
 #define ADD_WINDOW_OBJECT_CONSTRUCTOR_AND_PROTOTYPE(interface_name, constructor_name, prototype_name)                                \
     {                                                                                                                                \
-        auto& constructor = ensure_web_constructor<Bindings::constructor_name>(#interface_name);                                     \
-        constructor.define_direct_property(vm.names.name, js_string(vm, #interface_name), JS::Attribute::Configurable);              \
         auto& prototype = ensure_web_prototype<Bindings::prototype_name>(#interface_name);                                           \
+        auto& constructor = ensure_web_constructor<Bindings::constructor_name>(#interface_name);                                     \
         prototype.define_direct_property(vm.names.constructor, &constructor, JS::Attribute::Writable | JS::Attribute::Configurable); \
+        constructor.define_direct_property(vm.names.name, js_string(vm, #interface_name), JS::Attribute::Configurable);              \
     }
 
 #define ADD_WINDOW_OBJECT_INTERFACE(interface_name) \

Userland/Libraries/LibWeb/Bindings/WindowPrototype.h

@@ -20,7 +20,7 @@ class WindowPrototype final : public JS::Object {
 
 public:
     explicit WindowPrototype(JS::Realm& realm)
-        : JS::Object(verify_cast<HTML::Window>(realm.global_object()).ensure_web_prototype<EventTargetPrototype>("EventTarget"))
+        : JS::Object(verify_cast<HTML::Window>(realm.global_object()).cached_web_prototype("EventTarget"))
     {
     }
 };

Userland/Libraries/LibWeb/CSS/CSSConditionRule.cpp

@@ -5,7 +5,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/CSSConditionRulePrototype.h>
 #include <LibWeb/CSS/CSSConditionRule.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -14,7 +13,7 @@ namespace Web::CSS {
 CSSConditionRule::CSSConditionRule(HTML::Window& window_object, CSSRuleList& rules)
     : CSSGroupingRule(window_object, rules)
 {
-    set_prototype(&window_object.ensure_web_prototype<Bindings::CSSConditionRulePrototype>("CSSConditionRule"));
+    set_prototype(&window_object.cached_web_prototype("CSSConditionRule"));
 }
 
 void CSSConditionRule::for_each_effective_style_rule(Function<void(CSSStyleRule const&)> const& callback) const

Userland/Libraries/LibWeb/CSS/CSSFontFaceRule.cpp

@@ -5,7 +5,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/CSSFontFaceRulePrototype.h>
 #include <LibWeb/CSS/CSSFontFaceRule.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -20,7 +19,7 @@ CSSFontFaceRule::CSSFontFaceRule(HTML::Window& window_object, FontFace&& font_fa
     : CSSRule(window_object)
     , m_font_face(move(font_face))
 {
-    set_prototype(&window_object.ensure_web_prototype<Bindings::CSSFontFaceRulePrototype>("CSSFontFaceRule"));
+    set_prototype(&window_object.cached_web_prototype("CSSFontFaceRule"));
 }
 
 CSSStyleDeclaration* CSSFontFaceRule::style()

Userland/Libraries/LibWeb/CSS/CSSGroupingRule.cpp

@@ -5,7 +5,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/CSSGroupingRulePrototype.h>
 #include <LibWeb/Bindings/MainThreadVM.h>
 #include <LibWeb/CSS/CSSGroupingRule.h>
 #include <LibWeb/CSS/CSSRuleList.h>
@@ -17,7 +16,7 @@ CSSGroupingRule::CSSGroupingRule(HTML::Window& window_object, CSSRuleList& rules
     : CSSRule(window_object)
     , m_rules(rules)
 {
-    set_prototype(&window_object.ensure_web_prototype<Bindings::CSSGroupingRulePrototype>("CSSGroupingRule"));
+    set_prototype(&window_object.cached_web_prototype("CSSGroupingRule"));
     for (auto& rule : m_rules)
         rule.set_parent_rule(this);
 }

Userland/Libraries/LibWeb/CSS/CSSImportRule.cpp

@@ -8,7 +8,6 @@
 
 #include <AK/Debug.h>
 #include <AK/URL.h>
-#include <LibWeb/Bindings/CSSImportRulePrototype.h>
 #include <LibWeb/CSS/CSSImportRule.h>
 #include <LibWeb/CSS/Parser/Parser.h>
 #include <LibWeb/DOM/Document.h>
@@ -28,7 +27,7 @@ CSSImportRule::CSSImportRule(AK::URL url, DOM::Document& document)
     , m_url(move(url))
     , m_document(document)
 {
-    set_prototype(&document.window().ensure_web_prototype<Bindings::CSSImportRulePrototype>("CSSImportRule"));
+    set_prototype(&document.window().cached_web_prototype("CSSImportRule"));
 
     dbgln_if(CSS_LOADER_DEBUG, "CSSImportRule: Loading import URL: {}", m_url);
     auto request = LoadRequest::create_for_url_on_page(m_url, document.page());

Userland/Libraries/LibWeb/CSS/CSSMediaRule.cpp

@@ -5,7 +5,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/CSSMediaRulePrototype.h>
 #include <LibWeb/CSS/CSSMediaRule.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -20,7 +19,7 @@ CSSMediaRule::CSSMediaRule(HTML::Window& window_object, MediaList& media, CSSRul
     : CSSConditionRule(window_object, rules)
     , m_media(media)
 {
-    set_prototype(&window_object.ensure_web_prototype<Bindings::CSSMediaRulePrototype>("CSSMediaRule"));
+    set_prototype(&window_object.cached_web_prototype("CSSMediaRule"));
 }
 
 void CSSMediaRule::visit_edges(Cell::Visitor& visitor)

Userland/Libraries/LibWeb/CSS/CSSRule.cpp

@@ -6,7 +6,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/CSSRulePrototype.h>
 #include <LibWeb/CSS/CSSRule.h>
 #include <LibWeb/CSS/CSSStyleSheet.h>
 #include <LibWeb/HTML/Window.h>
@@ -14,7 +13,7 @@
 namespace Web::CSS {
 
 CSSRule::CSSRule(HTML::Window& window_object)
-    : PlatformObject(window_object.ensure_web_prototype<Bindings::CSSRulePrototype>("CSSRule"))
+    : PlatformObject(window_object.cached_web_prototype("CSSRule"))
 {
 }
 

Userland/Libraries/LibWeb/CSS/CSSRuleList.cpp

@@ -5,7 +5,6 @@
  */
 
 #include <AK/TypeCasts.h>
-#include <LibWeb/Bindings/CSSRuleListPrototype.h>
 #include <LibWeb/CSS/CSSImportRule.h>
 #include <LibWeb/CSS/CSSMediaRule.h>
 #include <LibWeb/CSS/CSSRule.h>
@@ -25,7 +24,7 @@ CSSRuleList* CSSRuleList::create(HTML::Window& window_object, JS::MarkedVector<C
 }
 
 CSSRuleList::CSSRuleList(HTML::Window& window_object)
-    : Bindings::LegacyPlatformObject(window_object.ensure_web_prototype<Bindings::CSSRuleListPrototype>("CSSRuleList"))
+    : Bindings::LegacyPlatformObject(window_object.cached_web_prototype("CSSRuleList"))
 {
 }
 

Userland/Libraries/LibWeb/CSS/CSSStyleDeclaration.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/CSSStyleDeclarationPrototype.h>
 #include <LibWeb/CSS/CSSStyleDeclaration.h>
 #include <LibWeb/CSS/Parser/Parser.h>
 #include <LibWeb/DOM/Document.h>
@@ -14,7 +13,7 @@
 namespace Web::CSS {
 
 CSSStyleDeclaration::CSSStyleDeclaration(HTML::Window& window_object)
-    : PlatformObject(window_object.ensure_web_prototype<Bindings::CSSStyleDeclarationPrototype>("CSSStyleDeclaration"))
+    : PlatformObject(window_object.cached_web_prototype("CSSStyleDeclaration"))
 {
 }
 

Userland/Libraries/LibWeb/CSS/CSSStyleRule.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/CSSStyleRulePrototype.h>
 #include <LibWeb/CSS/CSSStyleRule.h>
 #include <LibWeb/CSS/Parser/Parser.h>
 #include <LibWeb/HTML/Window.h>
@@ -21,7 +20,7 @@ CSSStyleRule::CSSStyleRule(HTML::Window& window_object, NonnullRefPtrVector<Sele
     , m_selectors(move(selectors))
     , m_declaration(declaration)
 {
-    set_prototype(&window_object.ensure_web_prototype<Bindings::CSSStyleRulePrototype>("CSSStyleRule"));
+    set_prototype(&window_object.cached_web_prototype("CSSStyleRule"));
 }
 
 void CSSStyleRule::visit_edges(Cell::Visitor& visitor)

Userland/Libraries/LibWeb/CSS/CSSStyleSheet.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/CSSStyleSheetPrototype.h>
 #include <LibWeb/CSS/CSSStyleSheet.h>
 #include <LibWeb/CSS/Parser/Parser.h>
 #include <LibWeb/CSS/StyleSheetList.h>
@@ -22,7 +21,7 @@ CSSStyleSheet::CSSStyleSheet(HTML::Window& window_object, CSSRuleList& rules, Op
     : StyleSheet(window_object)
     , m_rules(&rules)
 {
-    set_prototype(&window_object.ensure_web_prototype<Bindings::CSSStyleSheetPrototype>("CSSStyleSheet"));
+    set_prototype(&window_object.cached_web_prototype("CSSStyleSheet"));
 
     if (location.has_value())
         set_location(location->to_string());

Userland/Libraries/LibWeb/CSS/CSSSupportsRule.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/CSSSupportsRulePrototype.h>
 #include <LibWeb/CSS/CSSSupportsRule.h>
 #include <LibWeb/CSS/Parser/Parser.h>
 #include <LibWeb/HTML/Window.h>
@@ -20,7 +19,7 @@ CSSSupportsRule::CSSSupportsRule(HTML::Window& window_object, NonnullRefPtr<Supp
     : CSSConditionRule(window_object, rules)
     , m_supports(move(supports))
 {
-    set_prototype(&window_object.ensure_web_prototype<Bindings::CSSSupportsRulePrototype>("CSSSupportsRule"));
+    set_prototype(&window_object.cached_web_prototype("CSSSupportsRule"));
 }
 
 String CSSSupportsRule::condition_text() const

Userland/Libraries/LibWeb/CSS/MediaList.cpp

@@ -5,7 +5,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/MediaListPrototype.h>
 #include <LibWeb/CSS/MediaList.h>
 #include <LibWeb/CSS/Parser/Parser.h>
 #include <LibWeb/HTML/Window.h>
@@ -18,7 +17,7 @@ MediaList* MediaList::create(HTML::Window& window_object, NonnullRefPtrVector<Me
 }
 
 MediaList::MediaList(HTML::Window& window_object, NonnullRefPtrVector<MediaQuery>&& media)
-    : Bindings::LegacyPlatformObject(window_object.ensure_web_prototype<Bindings::MediaListPrototype>("MediaList"))
+    : Bindings::LegacyPlatformObject(window_object.cached_web_prototype("MediaList"))
     , m_media(move(media))
 {
 }

Userland/Libraries/LibWeb/CSS/MediaQueryList.cpp

@@ -5,7 +5,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/MediaQueryListPrototype.h>
 #include <LibWeb/CSS/MediaQueryList.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/EventDispatcher.h>
@@ -24,7 +23,7 @@ MediaQueryList::MediaQueryList(DOM::Document& document, NonnullRefPtrVector<Medi
     , m_document(document)
     , m_media(move(media))
 {
-    set_prototype(&document.window().ensure_web_prototype<Bindings::MediaQueryListPrototype>("MediaQueryList"));
+    set_prototype(&document.window().cached_web_prototype("MediaQueryList"));
     evaluate();
 }
 

Userland/Libraries/LibWeb/CSS/MediaQueryListEvent.cpp

@@ -25,7 +25,7 @@ MediaQueryListEvent::MediaQueryListEvent(HTML::Window& window_object, FlyString
     , m_media(event_init.media)
     , m_matches(event_init.matches)
 {
-    set_prototype(&window_object.ensure_web_prototype<Bindings::MediaQueryListEventPrototype>("MediaQueryListEvent"));
+    set_prototype(&window_object.cached_web_prototype("MediaQueryListEvent"));
 }
 
 MediaQueryListEvent::~MediaQueryListEvent() = default;

Userland/Libraries/LibWeb/CSS/StyleSheet.cpp

@@ -5,7 +5,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/StyleSheetPrototype.h>
 #include <LibWeb/CSS/CSSStyleSheet.h>
 #include <LibWeb/CSS/StyleSheet.h>
 #include <LibWeb/DOM/Element.h>
@@ -14,7 +13,7 @@
 namespace Web::CSS {
 
 StyleSheet::StyleSheet(HTML::Window& window_object)
-    : PlatformObject(window_object.ensure_web_prototype<Bindings::StyleSheetPrototype>("StyleSheet"))
+    : PlatformObject(window_object.cached_web_prototype("StyleSheet"))
 {
 }
 

Userland/Libraries/LibWeb/CSS/StyleSheetList.cpp

@@ -36,7 +36,7 @@ StyleSheetList* StyleSheetList::create(DOM::Document& document)
 }
 
 StyleSheetList::StyleSheetList(DOM::Document& document)
-    : Bindings::LegacyPlatformObject(document.window().ensure_web_prototype<Bindings::StyleSheetListPrototype>("StyleSheetList"))
+    : Bindings::LegacyPlatformObject(document.window().cached_web_prototype("StyleSheetList"))
     , m_document(document)
 {
 }

Userland/Libraries/LibWeb/DOM/AbortController.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/AbortControllerPrototype.h>
 #include <LibWeb/DOM/AbortController.h>
 #include <LibWeb/DOM/AbortSignal.h>
 
@@ -21,7 +20,7 @@ AbortController::AbortController(HTML::Window& window, JS::NonnullGCPtr<AbortSig
     : PlatformObject(window.realm())
     , m_signal(move(signal))
 {
-    set_prototype(&window.ensure_web_prototype<Bindings::AbortControllerPrototype>("AbortController"));
+    set_prototype(&window.cached_web_prototype("AbortController"));
 }
 
 AbortController::~AbortController() = default;

Userland/Libraries/LibWeb/DOM/AbstractRange.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/AbstractRangePrototype.h>
 #include <LibWeb/DOM/AbstractRange.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/HTML/Window.h>
@@ -12,7 +11,7 @@
 namespace Web::DOM {
 
 AbstractRange::AbstractRange(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset)
-    : Bindings::PlatformObject(start_container.document().window().ensure_web_prototype<Bindings::AbstractRangePrototype>("AbstractRange"))
+    : Bindings::PlatformObject(start_container.document().window().cached_web_prototype("AbstractRange"))
     , m_start_container(start_container)
     , m_start_offset(start_offset)
     , m_end_container(end_container)

Userland/Libraries/LibWeb/DOM/Attribute.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/AttributePrototype.h>
 #include <LibWeb/DOM/Attribute.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/Element.h>
@@ -24,7 +23,7 @@ Attribute::Attribute(Document& document, FlyString local_name, String value, Ele
     , m_value(move(value))
     , m_owner_element(owner_element)
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::AttributePrototype>("Attribute"));
+    set_prototype(&window().cached_web_prototype("Attribute"));
 }
 
 void Attribute::visit_edges(Cell::Visitor& visitor)

Userland/Libraries/LibWeb/DOM/CDATASection.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/CDATASectionPrototype.h>
 #include <LibWeb/DOM/CDATASection.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::DOM {
 CDATASection::CDATASection(Document& document, String const& data)
     : Text(document, NodeType::CDATA_SECTION_NODE, data)
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::CDATASectionPrototype>("CDATASection"));
+    set_prototype(&window().cached_web_prototype("CDATASection"));
 }
 
 CDATASection::~CDATASection() = default;

Userland/Libraries/LibWeb/DOM/CustomEvent.cpp

@@ -5,7 +5,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/CustomEventPrototype.h>
 #include <LibWeb/DOM/CustomEvent.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -24,14 +23,14 @@ CustomEvent* CustomEvent::create_with_global_object(HTML::Window& window_object,
 CustomEvent::CustomEvent(HTML::Window& window_object, FlyString const& event_name)
     : Event(window_object, event_name)
 {
-    set_prototype(&window_object.ensure_web_prototype<Bindings::CustomEventPrototype>("CustomEvent"));
+    set_prototype(&window_object.cached_web_prototype("CustomEvent"));
 }
 
 CustomEvent::CustomEvent(HTML::Window& window_object, FlyString const& event_name, CustomEventInit const& event_init)
     : Event(window_object, event_name, event_init)
     , m_detail(event_init.detail)
 {
-    set_prototype(&window_object.ensure_web_prototype<Bindings::CustomEventPrototype>("CustomEvent"));
+    set_prototype(&window_object.cached_web_prototype("CustomEvent"));
 }
 
 CustomEvent::~CustomEvent() = default;

Userland/Libraries/LibWeb/DOM/DOMImplementation.cpp

@@ -5,7 +5,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/DOMImplementationPrototype.h>
 #include <LibWeb/Bindings/MainThreadVM.h>
 #include <LibWeb/DOM/DOMImplementation.h>
 #include <LibWeb/DOM/Document.h>
@@ -25,7 +24,7 @@ JS::NonnullGCPtr<DOMImplementation> DOMImplementation::create(Document& document
 }
 
 DOMImplementation::DOMImplementation(Document& document)
-    : PlatformObject(document.window().ensure_web_prototype<Bindings::DOMImplementationPrototype>("DOMImplementation"))
+    : PlatformObject(document.window().cached_web_prototype("DOMImplementation"))
     , m_document(document)
 {
 }

Userland/Libraries/LibWeb/DOM/DOMTokenList.cpp

@@ -7,7 +7,6 @@
 
 #include <AK/CharacterTypes.h>
 #include <AK/StringBuilder.h>
-#include <LibWeb/Bindings/DOMTokenListPrototype.h>
 #include <LibWeb/DOM/DOMException.h>
 #include <LibWeb/DOM/DOMTokenList.h>
 #include <LibWeb/DOM/Document.h>
@@ -62,7 +61,7 @@ DOMTokenList* DOMTokenList::create(Element const& associated_element, FlyString
 
 // https://dom.spec.whatwg.org/#ref-for-domtokenlist%E2%91%A0%E2%91%A2
 DOMTokenList::DOMTokenList(Element const& associated_element, FlyString associated_attribute)
-    : Bindings::LegacyPlatformObject(associated_element.document().window().ensure_web_prototype<Bindings::DOMTokenListPrototype>("DOMTokenList"))
+    : Bindings::LegacyPlatformObject(associated_element.window().cached_web_prototype("DOMTokenList"))
     , m_associated_element(associated_element)
     , m_associated_attribute(move(associated_attribute))
 {

Userland/Libraries/LibWeb/DOM/Document.cpp

@@ -14,7 +14,6 @@
 #include <LibJS/Interpreter.h>
 #include <LibJS/Parser.h>
 #include <LibJS/Runtime/FunctionObject.h>
-#include <LibWeb/Bindings/DocumentPrototype.h>
 #include <LibWeb/Bindings/MainThreadVM.h>
 #include <LibWeb/CSS/MediaQueryList.h>
 #include <LibWeb/CSS/MediaQueryListEvent.h>
@@ -283,7 +282,7 @@ Document::Document(HTML::Window& window, const AK::URL& url)
     , m_url(url)
     , m_window(window)
 {
-    set_prototype(&window.ensure_web_prototype<Bindings::DocumentPrototype>("Document"));
+    set_prototype(&window.cached_web_prototype("Document"));
 
     HTML::main_thread_event_loop().register_document({}, *this);
 

Userland/Libraries/LibWeb/DOM/DocumentFragment.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/DocumentFragmentPrototype.h>
 #include <LibWeb/DOM/DocumentFragment.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::DOM {
 DocumentFragment::DocumentFragment(Document& document)
     : ParentNode(document, NodeType::DOCUMENT_FRAGMENT_NODE)
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::DocumentFragmentPrototype>("DocumentFragment"));
+    set_prototype(&window().cached_web_prototype("DocumentFragment"));
 }
 
 void DocumentFragment::visit_edges(Cell::Visitor& visitor)

Userland/Libraries/LibWeb/DOM/DocumentType.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/DocumentTypePrototype.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/DocumentType.h>
 
@@ -18,7 +17,7 @@ JS::NonnullGCPtr<DocumentType> DocumentType::create(Document& document)
 DocumentType::DocumentType(Document& document)
     : Node(document, NodeType::DOCUMENT_TYPE_NODE)
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::DocumentTypePrototype>("DocumentType"));
+    set_prototype(&window().cached_web_prototype("DocumentType"));
 }
 
 }

Userland/Libraries/LibWeb/DOM/Element.cpp

@@ -8,7 +8,6 @@
 #include <AK/CharacterTypes.h>
 #include <AK/Debug.h>
 #include <AK/StringBuilder.h>
-#include <LibWeb/Bindings/ElementPrototype.h>
 #include <LibWeb/CSS/Parser/Parser.h>
 #include <LibWeb/CSS/PropertyID.h>
 #include <LibWeb/CSS/ResolvedCSSStyleDeclaration.h>
@@ -48,8 +47,7 @@ Element::Element(Document& document, DOM::QualifiedName qualified_name)
     , m_qualified_name(move(qualified_name))
     , m_attributes(NamedNodeMap::create(*this))
 {
-    set_prototype(&document.window().ensure_web_prototype<Bindings::ElementPrototype>("Element"));
+    set_prototype(&window().cached_web_prototype("Element"));
-
     make_html_uppercased_qualified_name();
 }
 

Userland/Libraries/LibWeb/DOM/Event.cpp

@@ -7,7 +7,6 @@
  */
 
 #include <AK/TypeCasts.h>
-#include <LibWeb/Bindings/EventPrototype.h>
 #include <LibWeb/DOM/Event.h>
 #include <LibWeb/DOM/Node.h>
 #include <LibWeb/DOM/ShadowRoot.h>
@@ -25,15 +24,15 @@ JS::NonnullGCPtr<Event> Event::create_with_global_object(HTML::Window& window_ob
     return create(window_object, event_name, event_init);
 }
 
-Event::Event(HTML::Window& window_object, FlyString const& type)
+Event::Event(HTML::Window& window, FlyString const& type)
-    : PlatformObject(window_object.ensure_web_prototype<Bindings::EventPrototype>("Event"))
+    : PlatformObject(window.cached_web_prototype("Event"))
     , m_type(type)
     , m_initialized(true)
 {
 }
 
-Event::Event(HTML::Window& window_object, FlyString const& type, EventInit const& event_init)
+Event::Event(HTML::Window& window, FlyString const& type, EventInit const& event_init)
-    : PlatformObject(window_object.ensure_web_prototype<Bindings::EventPrototype>("Event"))
+    : PlatformObject(window.cached_web_prototype("Event"))
     , m_type(type)
     , m_bubbles(event_init.bubbles)
     , m_cancelable(event_init.cancelable)

Userland/Libraries/LibWeb/DOM/HTMLCollection.cpp

@@ -5,7 +5,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLCollectionPrototype.h>
 #include <LibWeb/DOM/Element.h>
 #include <LibWeb/DOM/HTMLCollection.h>
 #include <LibWeb/DOM/ParentNode.h>
@@ -20,7 +19,7 @@ JS::NonnullGCPtr<HTMLCollection> HTMLCollection::create(ParentNode& root, Functi
 }
 
 HTMLCollection::HTMLCollection(ParentNode& root, Function<bool(Element const&)> filter)
-    : LegacyPlatformObject(root.window().ensure_web_prototype<Bindings::HTMLCollectionPrototype>("HTMLCollection"))
+    : LegacyPlatformObject(root.window().cached_web_prototype("HTMLCollection"))
     , m_root(root)
     , m_filter(move(filter))
 {

Userland/Libraries/LibWeb/DOM/MutationObserver.cpp

@@ -5,7 +5,6 @@
  */
 
 #include <LibWeb/Bindings/MainThreadVM.h>
-#include <LibWeb/Bindings/MutationObserverPrototype.h>
 #include <LibWeb/DOM/MutationObserver.h>
 #include <LibWeb/DOM/Node.h>
 #include <LibWeb/HTML/Window.h>
@@ -22,7 +21,7 @@ MutationObserver::MutationObserver(HTML::Window& window, JS::GCPtr<Bindings::Cal
     : PlatformObject(window.realm())
     , m_callback(move(callback))
 {
-    set_prototype(&window.ensure_web_prototype<Bindings::MutationObserverPrototype>("MutationObserver"));
+    set_prototype(&window.cached_web_prototype("MutationObserver"));
 
     // 1. Set this’s callback to callback.
 

Userland/Libraries/LibWeb/DOM/MutationRecord.cpp

@@ -5,7 +5,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/MutationRecordPrototype.h>
 #include <LibWeb/DOM/MutationRecord.h>
 #include <LibWeb/DOM/Node.h>
 #include <LibWeb/DOM/NodeList.h>
@@ -30,7 +29,7 @@ MutationRecord::MutationRecord(HTML::Window& window, FlyString const& type, Node
     , m_attribute_namespace(attribute_namespace)
     , m_old_value(old_value)
 {
-    set_prototype(&window.ensure_web_prototype<Bindings::MutationRecordPrototype>("MutationRecord"));
+    set_prototype(&window.cached_web_prototype("MutationRecord"));
 }
 
 MutationRecord::~MutationRecord() = default;

Userland/Libraries/LibWeb/DOM/NamedNodeMap.cpp

@@ -5,7 +5,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/NamedNodeMapPrototype.h>
 #include <LibWeb/DOM/Attribute.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/NamedNodeMap.h>
@@ -20,7 +19,7 @@ JS::NonnullGCPtr<NamedNodeMap> NamedNodeMap::create(Element& element)
 }
 
 NamedNodeMap::NamedNodeMap(Element& element)
-    : Bindings::LegacyPlatformObject(element.document().window().ensure_web_prototype<Bindings::NamedNodeMapPrototype>("NamedNodeMap"))
+    : Bindings::LegacyPlatformObject(element.window().cached_web_prototype("NamedNodeMap"))
     , m_element(element)
 {
 }

Userland/Libraries/LibWeb/DOM/NodeIterator.cpp

@@ -6,7 +6,6 @@
 
 #include <LibWeb/Bindings/DOMExceptionWrapper.h>
 #include <LibWeb/Bindings/IDLAbstractOperations.h>
-#include <LibWeb/Bindings/NodeIteratorPrototype.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/Node.h>
 #include <LibWeb/DOM/NodeIterator.h>
@@ -14,7 +13,7 @@
 namespace Web::DOM {
 
 NodeIterator::NodeIterator(Node& root)
-    : PlatformObject(root.document().window().ensure_web_prototype<Bindings::NodeIteratorPrototype>("NodeIterator"))
+    : PlatformObject(root.window().cached_web_prototype("NodeIterator"))
     , m_root(root)
     , m_reference({ root })
 {

Userland/Libraries/LibWeb/DOM/NodeList.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/NodeListPrototype.h>
 #include <LibWeb/DOM/Node.h>
 #include <LibWeb/DOM/NodeList.h>
 #include <LibWeb/HTML/Window.h>
@@ -12,7 +11,7 @@
 namespace Web::DOM {
 
 NodeList::NodeList(HTML::Window& window)
-    : LegacyPlatformObject(window.ensure_web_prototype<Bindings::NodeListPrototype>("NodeList"))
+    : LegacyPlatformObject(window.cached_web_prototype("NodeList"))
 {
 }
 

Userland/Libraries/LibWeb/DOM/Range.cpp

@@ -6,7 +6,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/RangePrototype.h>
 #include <LibWeb/DOM/Comment.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/DocumentFragment.h>
@@ -50,13 +49,13 @@ JS::NonnullGCPtr<Range> Range::create_with_global_object(HTML::Window& window)
 Range::Range(Document& document)
     : Range(document, 0, document, 0)
 {
-    set_prototype(&document.window().ensure_web_prototype<Bindings::RangePrototype>("Range"));
+    set_prototype(&document.window().cached_web_prototype("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(&start_container.document().window().ensure_web_prototype<Bindings::RangePrototype>("Range"));
+    set_prototype(&start_container.window().cached_web_prototype("Range"));
     live_ranges().set(this);
 }
 

Userland/Libraries/LibWeb/DOM/StaticRange.cpp

@@ -6,7 +6,6 @@
  */
 
 #include <AK/TypeCasts.h>
-#include <LibWeb/Bindings/StaticRangePrototype.h>
 #include <LibWeb/DOM/Attribute.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/DocumentType.h>
@@ -18,7 +17,7 @@ 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(&start_container.document().window().ensure_web_prototype<Bindings::StaticRangePrototype>("StaticRange"));
+    set_prototype(&start_container.document().window().cached_web_prototype("StaticRange"));
 }
 
 StaticRange::~StaticRange() = default;

Userland/Libraries/LibWeb/DOM/Text.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/TextPrototype.h>
 #include <LibWeb/DOM/Range.h>
 #include <LibWeb/DOM/Text.h>
 #include <LibWeb/HTML/HTMLInputElement.h>
@@ -16,13 +15,13 @@ namespace Web::DOM {
 Text::Text(Document& document, String const& data)
     : CharacterData(document, NodeType::TEXT_NODE, data)
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::TextPrototype>("Text"));
+    set_prototype(&window().cached_web_prototype("Text"));
 }
 
 Text::Text(Document& document, NodeType type, String const& data)
     : CharacterData(document, type, data)
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::TextPrototype>("Text"));
+    set_prototype(&window().cached_web_prototype("Text"));
 }
 
 void Text::visit_edges(Cell::Visitor& visitor)

Userland/Libraries/LibWeb/DOM/TreeWalker.cpp

@@ -6,7 +6,6 @@
 
 #include <LibWeb/Bindings/DOMExceptionWrapper.h>
 #include <LibWeb/Bindings/IDLAbstractOperations.h>
-#include <LibWeb/Bindings/TreeWalkerPrototype.h>
 #include <LibWeb/Bindings/Wrapper.h>
 #include <LibWeb/DOM/DOMException.h>
 #include <LibWeb/DOM/Document.h>
@@ -17,7 +16,7 @@
 namespace Web::DOM {
 
 TreeWalker::TreeWalker(Node& root)
-    : PlatformObject(root.document().window().ensure_web_prototype<Bindings::TreeWalkerPrototype>("TreeWalker"))
+    : PlatformObject(root.window().cached_web_prototype("TreeWalker"))
     , m_root(root)
     , m_current(root)
 {

Userland/Libraries/LibWeb/DOMParsing/XMLSerializer.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/XMLSerializerPrototype.h>
 #include <LibWeb/DOM/CDATASection.h>
 #include <LibWeb/DOM/Comment.h>
 #include <LibWeb/DOM/Document.h>
@@ -29,7 +28,7 @@ JS::NonnullGCPtr<XMLSerializer> XMLSerializer::create_with_global_object(HTML::W
 XMLSerializer::XMLSerializer(HTML::Window& window)
     : PlatformObject(window.realm())
 {
-    set_prototype(&window.ensure_web_prototype<Bindings::XMLSerializerPrototype>("XMLSerializer"));
+    set_prototype(&window.cached_web_prototype("XMLSerializer"));
 }
 
 XMLSerializer::~XMLSerializer() = default;

Userland/Libraries/LibWeb/HTML/CanvasGradient.cpp

@@ -5,7 +5,6 @@
  */
 
 #include <AK/QuickSort.h>
-#include <LibWeb/Bindings/CanvasGradientPrototype.h>
 #include <LibWeb/DOM/ExceptionOr.h>
 #include <LibWeb/HTML/CanvasGradient.h>
 #include <LibWeb/HTML/Window.h>
@@ -44,7 +43,7 @@ CanvasGradient::CanvasGradient(HTML::Window& window, Type type)
     : PlatformObject(window.realm())
     , m_type(type)
 {
-    set_prototype(&window.ensure_web_prototype<Bindings::CanvasGradientPrototype>("CanvasGradient"));
+    set_prototype(&window.cached_web_prototype("CanvasGradient"));
 }
 
 CanvasGradient::~CanvasGradient() = default;

Userland/Libraries/LibWeb/HTML/CanvasRenderingContext2D.cpp

@@ -10,7 +10,6 @@
 #include <LibGfx/Painter.h>
 #include <LibGfx/Quad.h>
 #include <LibGfx/Rect.h>
-#include <LibWeb/Bindings/CanvasRenderingContext2DPrototype.h>
 #include <LibWeb/DOM/ExceptionOr.h>
 #include <LibWeb/HTML/CanvasRenderingContext2D.h>
 #include <LibWeb/HTML/HTMLCanvasElement.h>
@@ -32,7 +31,7 @@ CanvasRenderingContext2D::CanvasRenderingContext2D(HTML::Window& window, HTMLCan
     : PlatformObject(window.realm())
     , m_element(element)
 {
-    set_prototype(&window.ensure_web_prototype<Bindings::CanvasRenderingContext2DPrototype>("CanvasRenderingContext2D"));
+    set_prototype(&window.cached_web_prototype("CanvasRenderingContext2D"));
 }
 
 CanvasRenderingContext2D::~CanvasRenderingContext2D() = default;

Userland/Libraries/LibWeb/HTML/CloseEvent.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/CloseEventPrototype.h>
 #include <LibWeb/HTML/CloseEvent.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -26,7 +25,7 @@ CloseEvent::CloseEvent(HTML::Window& window_object, FlyString const& event_name,
     , m_code(event_init.code)
     , m_reason(event_init.reason)
 {
-    set_prototype(&window_object.ensure_web_prototype<Bindings::CloseEventPrototype>("CloseEvent"));
+    set_prototype(&window_object.cached_web_prototype("CloseEvent"));
 }
 
 CloseEvent::~CloseEvent() = default;

Userland/Libraries/LibWeb/HTML/DOMParser.cpp

@@ -21,7 +21,7 @@ DOM::ExceptionOr<JS::NonnullGCPtr<DOMParser>> DOMParser::create_with_global_obje
 DOMParser::DOMParser(HTML::Window& window)
     : PlatformObject(window.realm())
 {
-    set_prototype(&window.ensure_web_prototype<Bindings::DOMParserPrototype>("DOMParser"));
+    set_prototype(&window.cached_web_prototype("DOMParser"));
 }
 
 DOMParser::~DOMParser() = default;

Userland/Libraries/LibWeb/HTML/DOMStringMap.cpp

@@ -5,7 +5,6 @@
  */
 
 #include <AK/CharacterTypes.h>
-#include <LibWeb/Bindings/DOMStringMapPrototype.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/Element.h>
 #include <LibWeb/HTML/DOMStringMap.h>
@@ -20,7 +19,7 @@ JS::NonnullGCPtr<DOMStringMap> DOMStringMap::create(DOM::Element& element)
 }
 
 DOMStringMap::DOMStringMap(DOM::Element& element)
-    : PlatformObject(element.document().window().ensure_web_prototype<Bindings::DOMStringMapPrototype>("DOMStringMap"))
+    : PlatformObject(element.window().cached_web_prototype("DOMStringMap"))
     , m_associated_element(element)
 {
 }

Userland/Libraries/LibWeb/HTML/ErrorEvent.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/ErrorEventPrototype.h>
 #include <LibWeb/HTML/ErrorEvent.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -28,7 +27,7 @@ ErrorEvent::ErrorEvent(HTML::Window& window_object, FlyString const& event_name,
     , m_colno(event_init.colno)
     , m_error(event_init.error)
 {
-    set_prototype(&window_object.ensure_web_prototype<Bindings::ErrorEventPrototype>("ErrorEvent"));
+    set_prototype(&window_object.cached_web_prototype("ErrorEvent"));
 }
 
 ErrorEvent::~ErrorEvent() = default;

Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLAnchorElementPrototype.h>
 #include <LibWeb/HTML/HTMLAnchorElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLAnchorElement::HTMLAnchorElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLAnchorElementPrototype>("HTMLAnchorElement"));
+    set_prototype(&window().cached_web_prototype("HTMLAnchorElement"));
 
     activation_behavior = [this](auto const& event) {
         run_activation_behavior(event);

Userland/Libraries/LibWeb/HTML/HTMLAreaElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLAreaElementPrototype.h>
 #include <LibWeb/HTML/HTMLAreaElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLAreaElement::HTMLAreaElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLAreaElementPrototype>("HTMLAreaElement"));
+    set_prototype(&window().cached_web_prototype("HTMLAreaElement"));
 }
 
 HTMLAreaElement::~HTMLAreaElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLAudioElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLAudioElementPrototype.h>
 #include <LibWeb/HTML/HTMLAudioElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLAudioElement::HTMLAudioElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLMediaElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLAudioElementPrototype>("HTMLAudioElement"));
+    set_prototype(&window().cached_web_prototype("HTMLAudioElement"));
 }
 
 HTMLAudioElement::~HTMLAudioElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLBRElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLBRElementPrototype.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/HTML/HTMLBRElement.h>
 #include <LibWeb/Layout/BreakNode.h>
@@ -14,7 +13,7 @@ namespace Web::HTML {
 HTMLBRElement::HTMLBRElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLBRElementPrototype>("HTMLBRElement"));
+    set_prototype(&window().cached_web_prototype("HTMLBRElement"));
 }
 
 HTMLBRElement::~HTMLBRElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLBaseElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLBaseElementPrototype.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/HTML/HTMLBaseElement.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLBaseElement::HTMLBaseElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLBaseElementPrototype>("HTMLBaseElement"));
+    set_prototype(&window().cached_web_prototype("HTMLBaseElement"));
 }
 
 HTMLBaseElement::~HTMLBaseElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLBodyElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLBodyElementPrototype.h>
 #include <LibWeb/CSS/StyleProperties.h>
 #include <LibWeb/CSS/StyleValue.h>
 #include <LibWeb/DOM/Document.h>
@@ -16,7 +15,7 @@ namespace Web::HTML {
 HTMLBodyElement::HTMLBodyElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLBodyElementPrototype>("HTMLBodyElement"));
+    set_prototype(&window().cached_web_prototype("HTMLBodyElement"));
 }
 
 HTMLBodyElement::~HTMLBodyElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLButtonElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLButtonElementPrototype.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/HTML/HTMLButtonElement.h>
 #include <LibWeb/HTML/HTMLFormElement.h>
@@ -14,7 +13,7 @@ namespace Web::HTML {
 HTMLButtonElement::HTMLButtonElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLButtonElementPrototype>("HTMLButtonElement"));
+    set_prototype(&window().cached_web_prototype("HTMLButtonElement"));
 
     // https://html.spec.whatwg.org/multipage/form-elements.html#the-button-element:activation-behaviour
     activation_behavior = [this](auto&) {

Userland/Libraries/LibWeb/HTML/HTMLCanvasElement.cpp

@@ -8,7 +8,6 @@
 #include <AK/Checked.h>
 #include <LibGfx/Bitmap.h>
 #include <LibGfx/PNGWriter.h>
-#include <LibWeb/Bindings/HTMLCanvasElementPrototype.h>
 #include <LibWeb/CSS/StyleComputer.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/HTML/CanvasRenderingContext2D.h>
@@ -22,7 +21,7 @@ static constexpr auto max_canvas_area = 16384 * 16384;
 HTMLCanvasElement::HTMLCanvasElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&document.window().ensure_web_prototype<Bindings::HTMLCanvasElementPrototype>("HTMLCanvasElement"));
+    set_prototype(&document.window().cached_web_prototype("HTMLCanvasElement"));
 }
 
 HTMLCanvasElement::~HTMLCanvasElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLDListElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLDListElementPrototype.h>
 #include <LibWeb/HTML/HTMLDListElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLDListElement::HTMLDListElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLDListElementPrototype>("HTMLDListElement"));
+    set_prototype(&window().cached_web_prototype("HTMLDListElement"));
 }
 
 HTMLDListElement::~HTMLDListElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLDataElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLDataElementPrototype.h>
 #include <LibWeb/HTML/HTMLDataElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLDataElement::HTMLDataElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLDataElementPrototype>("HTMLDataElement"));
+    set_prototype(&window().cached_web_prototype("HTMLDataElement"));
 }
 
 HTMLDataElement::~HTMLDataElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLDataListElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLDataListElementPrototype.h>
 #include <LibWeb/HTML/HTMLDataListElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLDataListElement::HTMLDataListElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLDataListElementPrototype>("HTMLDataListElement"));
+    set_prototype(&window().cached_web_prototype("HTMLDataListElement"));
 }
 
 HTMLDataListElement::~HTMLDataListElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLDetailsElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLDetailsElementPrototype.h>
 #include <LibWeb/HTML/HTMLDetailsElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLDetailsElement::HTMLDetailsElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLDetailsElementPrototype>("HTMLDetailsElement"));
+    set_prototype(&window().cached_web_prototype("HTMLDetailsElement"));
 }
 
 HTMLDetailsElement::~HTMLDetailsElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLDialogElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLDialogElementPrototype.h>
 #include <LibWeb/HTML/HTMLDialogElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLDialogElement::HTMLDialogElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLDialogElementPrototype>("HTMLDialogElement"));
+    set_prototype(&window().cached_web_prototype("HTMLDialogElement"));
 }
 
 HTMLDialogElement::~HTMLDialogElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLDirectoryElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLDirectoryElementPrototype.h>
 #include <LibWeb/HTML/HTMLDirectoryElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLDirectoryElement::HTMLDirectoryElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLDirectoryElementPrototype>("HTMLDirectoryElement"));
+    set_prototype(&window().cached_web_prototype("HTMLDirectoryElement"));
 }
 
 HTMLDirectoryElement::~HTMLDirectoryElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLDivElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLDivElementPrototype.h>
 #include <LibWeb/HTML/HTMLDivElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLDivElement::HTMLDivElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLDivElementPrototype>("HTMLDivElement"));
+    set_prototype(&window().cached_web_prototype("HTMLDivElement"));
 }
 
 HTMLDivElement::~HTMLDivElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLElement.cpp

@@ -7,7 +7,6 @@
 #include <AK/StringBuilder.h>
 #include <LibJS/Interpreter.h>
 #include <LibJS/Parser.h>
-#include <LibWeb/Bindings/HTMLElementPrototype.h>
 #include <LibWeb/DOM/DOMException.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/ExceptionOr.h>
@@ -33,7 +32,7 @@ HTMLElement::HTMLElement(DOM::Document& document, DOM::QualifiedName qualified_n
     : Element(document, move(qualified_name))
     , m_dataset(DOMStringMap::create(*this))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLElementPrototype>("HTMLElement"));
+    set_prototype(&window().cached_web_prototype("HTMLElement"));
 }
 
 HTMLElement::~HTMLElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLEmbedElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLEmbedElementPrototype.h>
 #include <LibWeb/HTML/HTMLEmbedElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLEmbedElement::HTMLEmbedElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLEmbedElementPrototype>("HTMLEmbedElement"));
+    set_prototype(&window().cached_web_prototype("HTMLEmbedElement"));
 }
 
 HTMLEmbedElement::~HTMLEmbedElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLFieldSetElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLFieldSetElementPrototype.h>
 #include <LibWeb/HTML/HTMLFieldSetElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLFieldSetElement::HTMLFieldSetElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLFieldSetElementPrototype>("HTMLFieldSetElement"));
+    set_prototype(&window().cached_web_prototype("HTMLFieldSetElement"));
 }
 
 HTMLFieldSetElement::~HTMLFieldSetElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLFontElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLFontElementPrototype.h>
 #include <LibWeb/CSS/StyleProperties.h>
 #include <LibWeb/CSS/StyleValue.h>
 #include <LibWeb/HTML/HTMLFontElement.h>
@@ -15,7 +14,7 @@ namespace Web::HTML {
 HTMLFontElement::HTMLFontElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLFontElementPrototype>("HTMLFontElement"));
+    set_prototype(&window().cached_web_prototype("HTMLFontElement"));
 }
 
 HTMLFontElement::~HTMLFontElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLFormElement.cpp

@@ -5,7 +5,6 @@
  */
 
 #include <AK/StringBuilder.h>
-#include <LibWeb/Bindings/HTMLFormElementPrototype.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/HTML/BrowsingContext.h>
 #include <LibWeb/HTML/EventNames.h>
@@ -26,7 +25,7 @@ namespace Web::HTML {
 HTMLFormElement::HTMLFormElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLFormElementPrototype>("HTMLFormElement"));
+    set_prototype(&window().cached_web_prototype("HTMLFormElement"));
 }
 
 HTMLFormElement::~HTMLFormElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLFrameElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLFrameElementPrototype.h>
 #include <LibWeb/HTML/HTMLFrameElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLFrameElement::HTMLFrameElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLFrameElementPrototype>("HTMLFrameElement"));
+    set_prototype(&window().cached_web_prototype("HTMLFrameElement"));
 }
 
 HTMLFrameElement::~HTMLFrameElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLFrameSetElementPrototype.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/HTML/HTMLFrameSetElement.h>
 #include <LibWeb/HTML/Window.h>
@@ -14,7 +13,7 @@ namespace Web::HTML {
 HTMLFrameSetElement::HTMLFrameSetElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLFrameSetElementPrototype>("HTMLFrameSetElement"));
+    set_prototype(&window().cached_web_prototype("HTMLFrameSetElement"));
 }
 
 HTMLFrameSetElement::~HTMLFrameSetElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLHRElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLHRElementPrototype.h>
 #include <LibWeb/HTML/HTMLHRElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLHRElement::HTMLHRElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLHRElementPrototype>("HTMLHRElement"));
+    set_prototype(&window().cached_web_prototype("HTMLHRElement"));
 }
 
 HTMLHRElement::~HTMLHRElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLHeadElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLHeadElementPrototype.h>
 #include <LibWeb/HTML/HTMLHeadElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLHeadElement::HTMLHeadElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLHeadElementPrototype>("HTMLHeadElement"));
+    set_prototype(&window().cached_web_prototype("HTMLHeadElement"));
 }
 
 HTMLHeadElement::~HTMLHeadElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLHeadingElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLHeadingElementPrototype.h>
 #include <LibWeb/HTML/HTMLHeadingElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLHeadingElement::HTMLHeadingElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLHeadingElementPrototype>("HTMLHeadingElement"));
+    set_prototype(&window().cached_web_prototype("HTMLHeadingElement"));
 }
 
 HTMLHeadingElement::~HTMLHeadingElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLHtmlElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLHtmlElementPrototype.h>
 #include <LibWeb/HTML/HTMLHtmlElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLHtmlElement::HTMLHtmlElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLHtmlElementPrototype>("HTMLHtmlElement"));
+    set_prototype(&window().cached_web_prototype("HTMLHtmlElement"));
 }
 
 HTMLHtmlElement::~HTMLHtmlElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLIFrameElementPrototype.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/Event.h>
 #include <LibWeb/HTML/BrowsingContext.h>
@@ -17,7 +16,7 @@ namespace Web::HTML {
 HTMLIFrameElement::HTMLIFrameElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : BrowsingContextContainer(document, move(qualified_name))
 {
-    set_prototype(&document.window().ensure_web_prototype<Bindings::HTMLIFrameElementPrototype>("HTMLIFrameElement"));
+    set_prototype(&document.window().cached_web_prototype("HTMLIFrameElement"));
 }
 
 HTMLIFrameElement::~HTMLIFrameElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLImageElement.cpp

@@ -5,7 +5,6 @@
  */
 
 #include <LibGfx/Bitmap.h>
-#include <LibWeb/Bindings/HTMLImageElementPrototype.h>
 #include <LibWeb/CSS/Parser/Parser.h>
 #include <LibWeb/CSS/StyleComputer.h>
 #include <LibWeb/DOM/Document.h>
@@ -23,7 +22,7 @@ HTMLImageElement::HTMLImageElement(DOM::Document& document, DOM::QualifiedName q
     : HTMLElement(document, move(qualified_name))
     , m_image_loader(*this)
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLImageElementPrototype>("HTMLImageElement"));
+    set_prototype(&window().cached_web_prototype("HTMLImageElement"));
 
     m_image_loader.on_load = [this] {
         set_needs_style_update(true);

Userland/Libraries/LibWeb/HTML/HTMLInputElement.cpp

@@ -5,7 +5,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLInputElementPrototype.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/Event.h>
 #include <LibWeb/DOM/ShadowRoot.h>
@@ -25,7 +24,7 @@ HTMLInputElement::HTMLInputElement(DOM::Document& document, DOM::QualifiedName q
     : HTMLElement(document, move(qualified_name))
     , m_value(String::empty())
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLInputElementPrototype>("HTMLInputElement"));
+    set_prototype(&window().cached_web_prototype("HTMLInputElement"));
 
     activation_behavior = [this](auto&) {
         // The activation behavior for input elements are these steps:

Userland/Libraries/LibWeb/HTML/HTMLLIElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLLIElementPrototype.h>
 #include <LibWeb/HTML/HTMLLIElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLLIElement::HTMLLIElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLLIElementPrototype>("HTMLLIElement"));
+    set_prototype(&window().cached_web_prototype("HTMLLIElement"));
 }
 
 HTMLLIElement::~HTMLLIElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLLabelElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLLabelElementPrototype.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/HTML/HTMLLabelElement.h>
 #include <LibWeb/Layout/Label.h>
@@ -14,7 +13,7 @@ namespace Web::HTML {
 HTMLLabelElement::HTMLLabelElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLLabelElementPrototype>("HTMLLabelElement"));
+    set_prototype(&window().cached_web_prototype("HTMLLabelElement"));
 }
 
 HTMLLabelElement::~HTMLLabelElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLLegendElement.cpp

@@ -13,7 +13,7 @@ namespace Web::HTML {
 HTMLLegendElement::HTMLLegendElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLLegendElementPrototype>("HTMLLegendElement"));
+    set_prototype(&window().cached_web_prototype("HTMLLegendElement"));
 }
 
 HTMLLegendElement::~HTMLLegendElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLLinkElement.cpp

@@ -9,7 +9,6 @@
 #include <AK/ByteBuffer.h>
 #include <AK/Debug.h>
 #include <AK/URL.h>
-#include <LibWeb/Bindings/HTMLLinkElementPrototype.h>
 #include <LibWeb/CSS/Parser/Parser.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/HTML/HTMLLinkElement.h>
@@ -22,7 +21,7 @@ namespace Web::HTML {
 HTMLLinkElement::HTMLLinkElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLLinkElementPrototype>("HTMLLinkElement"));
+    set_prototype(&window().cached_web_prototype("HTMLLinkElement"));
 }
 
 HTMLLinkElement::~HTMLLinkElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLMapElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLMapElementPrototype.h>
 #include <LibWeb/HTML/HTMLMapElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLMapElement::HTMLMapElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLMapElementPrototype>("HTMLMapElement"));
+    set_prototype(&window().cached_web_prototype("HTMLMapElement"));
 }
 
 HTMLMapElement::~HTMLMapElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLMarqueeElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLMarqueeElementPrototype.h>
 #include <LibWeb/HTML/HTMLMarqueeElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLMarqueeElement::HTMLMarqueeElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLMarqueeElementPrototype>("HTMLMarqueeElement"));
+    set_prototype(&window().cached_web_prototype("HTMLMarqueeElement"));
 }
 
 HTMLMarqueeElement::~HTMLMarqueeElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLMediaElement.cpp

@@ -13,7 +13,7 @@ namespace Web::HTML {
 HTMLMediaElement::HTMLMediaElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLMediaElementPrototype>("HTMLMediaElement"));
+    set_prototype(&window().cached_web_prototype("HTMLMediaElement"));
 }
 
 HTMLMediaElement::~HTMLMediaElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLMenuElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLMenuElementPrototype.h>
 #include <LibWeb/HTML/HTMLMenuElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLMenuElement::HTMLMenuElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLMenuElementPrototype>("HTMLMenuElement"));
+    set_prototype(&window().cached_web_prototype("HTMLMenuElement"));
 }
 
 HTMLMenuElement::~HTMLMenuElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLMetaElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLMetaElementPrototype.h>
 #include <LibWeb/HTML/HTMLMetaElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLMetaElement::HTMLMetaElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLMetaElementPrototype>("HTMLMetaElement"));
+    set_prototype(&window().cached_web_prototype("HTMLMetaElement"));
 }
 
 HTMLMetaElement::~HTMLMetaElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLMeterElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLMeterElementPrototype.h>
 #include <LibWeb/HTML/HTMLMeterElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLMeterElement::HTMLMeterElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLMeterElementPrototype>("HTMLMeterElement"));
+    set_prototype(&window().cached_web_prototype("HTMLMeterElement"));
 }
 
 HTMLMeterElement::~HTMLMeterElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLModElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLModElementPrototype.h>
 #include <LibWeb/HTML/HTMLModElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLModElement::HTMLModElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLModElementPrototype>("HTMLModElement"));
+    set_prototype(&window().cached_web_prototype("HTMLModElement"));
 }
 
 HTMLModElement::~HTMLModElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLOListElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLOListElementPrototype.h>
 #include <LibWeb/HTML/HTMLOListElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLOListElement::HTMLOListElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLOListElementPrototype>("HTMLOListElement"));
+    set_prototype(&window().cached_web_prototype("HTMLOListElement"));
 }
 
 HTMLOListElement::~HTMLOListElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLObjectElement.cpp

@@ -5,7 +5,6 @@
  */
 
 #include <LibGfx/Bitmap.h>
-#include <LibWeb/Bindings/HTMLObjectElementPrototype.h>
 #include <LibWeb/CSS/StyleComputer.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/DOM/Event.h>
@@ -20,7 +19,7 @@ namespace Web::HTML {
 HTMLObjectElement::HTMLObjectElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : BrowsingContextContainer(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLObjectElementPrototype>("HTMLObjectElement"));
+    set_prototype(&window().cached_web_prototype("HTMLObjectElement"));
 }
 
 HTMLObjectElement::~HTMLObjectElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLOptGroupElement.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibWeb/Bindings/HTMLOptGroupElementPrototype.h>
 #include <LibWeb/HTML/HTMLOptGroupElement.h>
 #include <LibWeb/HTML/Window.h>
 
@@ -13,7 +12,7 @@ namespace Web::HTML {
 HTMLOptGroupElement::HTMLOptGroupElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLOptGroupElementPrototype>("HTMLOptGroupElement"));
+    set_prototype(&window().cached_web_prototype("HTMLOptGroupElement"));
 }
 
 HTMLOptGroupElement::~HTMLOptGroupElement() = default;

Userland/Libraries/LibWeb/HTML/HTMLOptionElement.cpp

@@ -6,7 +6,6 @@
  */
 
 #include <AK/StringBuilder.h>
-#include <LibWeb/Bindings/HTMLOptionElementPrototype.h>
 #include <LibWeb/DOM/Node.h>
 #include <LibWeb/DOM/Text.h>
 #include <LibWeb/HTML/HTMLOptionElement.h>
@@ -20,7 +19,7 @@ namespace Web::HTML {
 HTMLOptionElement::HTMLOptionElement(DOM::Document& document, DOM::QualifiedName qualified_name)
     : HTMLElement(document, move(qualified_name))
 {
-    set_prototype(&window().ensure_web_prototype<Bindings::HTMLOptionElementPrototype>("HTMLOptionElement"));
+    set_prototype(&window().cached_web_prototype("HTMLOptionElement"));
 }
 
 HTMLOptionElement::~HTMLOptionElement() = default;