From 5a74486b59eeb29bf16af5c067f4b599674264c8 Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Mon, 3 Jul 2023 17:08:37 +0200
Subject: [PATCH] LibWeb: Rename DOM::Element::parse_attribute() =>
 attribute_changed()

This is a first step towards merging attribute change and removal
notifications into a single function.
---
 Userland/Libraries/LibWeb/DOM/Element.cpp                  | 6 +++---
 Userland/Libraries/LibWeb/DOM/Element.h                    | 2 +-
 Userland/Libraries/LibWeb/DOM/EventTarget.cpp              | 2 +-
 Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.cpp       | 4 ++--
 Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.h         | 2 +-
 Userland/Libraries/LibWeb/HTML/HTMLAreaElement.cpp         | 4 ++--
 Userland/Libraries/LibWeb/HTML/HTMLAreaElement.h           | 2 +-
 Userland/Libraries/LibWeb/HTML/HTMLBaseElement.cpp         | 4 ++--
 Userland/Libraries/LibWeb/HTML/HTMLBaseElement.h           | 2 +-
 Userland/Libraries/LibWeb/HTML/HTMLBodyElement.cpp         | 4 ++--
 Userland/Libraries/LibWeb/HTML/HTMLBodyElement.h           | 2 +-
 Userland/Libraries/LibWeb/HTML/HTMLElement.cpp             | 4 ++--
 Userland/Libraries/LibWeb/HTML/HTMLElement.h               | 2 +-
 Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.cpp     | 4 ++--
 Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.h       | 2 +-
 Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.cpp       | 4 ++--
 Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.h         | 2 +-
 Userland/Libraries/LibWeb/HTML/HTMLImageElement.cpp        | 4 ++--
 Userland/Libraries/LibWeb/HTML/HTMLImageElement.h          | 2 +-
 Userland/Libraries/LibWeb/HTML/HTMLInputElement.cpp        | 4 ++--
 Userland/Libraries/LibWeb/HTML/HTMLInputElement.h          | 2 +-
 Userland/Libraries/LibWeb/HTML/HTMLLinkElement.cpp         | 4 ++--
 Userland/Libraries/LibWeb/HTML/HTMLLinkElement.h           | 2 +-
 Userland/Libraries/LibWeb/HTML/HTMLMediaElement.cpp        | 4 ++--
 Userland/Libraries/LibWeb/HTML/HTMLMediaElement.h          | 2 +-
 Userland/Libraries/LibWeb/HTML/HTMLObjectElement.cpp       | 4 ++--
 Userland/Libraries/LibWeb/HTML/HTMLObjectElement.h         | 2 +-
 Userland/Libraries/LibWeb/HTML/HTMLOptionElement.cpp       | 4 ++--
 Userland/Libraries/LibWeb/HTML/HTMLOptionElement.h         | 2 +-
 Userland/Libraries/LibWeb/HTML/HTMLScriptElement.cpp       | 4 ++--
 Userland/Libraries/LibWeb/HTML/HTMLScriptElement.h         | 2 +-
 Userland/Libraries/LibWeb/HTML/HTMLVideoElement.cpp        | 4 ++--
 Userland/Libraries/LibWeb/HTML/HTMLVideoElement.h          | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGCircleElement.cpp         | 4 ++--
 Userland/Libraries/LibWeb/SVG/SVGCircleElement.h           | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGElement.cpp               | 4 ++--
 Userland/Libraries/LibWeb/SVG/SVGElement.h                 | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGEllipseElement.cpp        | 4 ++--
 Userland/Libraries/LibWeb/SVG/SVGEllipseElement.h          | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGGradientElement.cpp       | 4 ++--
 Userland/Libraries/LibWeb/SVG/SVGGradientElement.h         | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.cpp       | 4 ++--
 Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.h         | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGLineElement.cpp           | 4 ++--
 Userland/Libraries/LibWeb/SVG/SVGLineElement.h             | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGLinearGradientElement.cpp | 4 ++--
 Userland/Libraries/LibWeb/SVG/SVGLinearGradientElement.h   | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGPathElement.cpp           | 4 ++--
 Userland/Libraries/LibWeb/SVG/SVGPathElement.h             | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGPolygonElement.cpp        | 4 ++--
 Userland/Libraries/LibWeb/SVG/SVGPolygonElement.h          | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGPolylineElement.cpp       | 4 ++--
 Userland/Libraries/LibWeb/SVG/SVGPolylineElement.h         | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGRadialGradientElement.cpp | 4 ++--
 Userland/Libraries/LibWeb/SVG/SVGRadialGradientElement.h   | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGRectElement.cpp           | 4 ++--
 Userland/Libraries/LibWeb/SVG/SVGRectElement.h             | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGSVGElement.cpp            | 4 ++--
 Userland/Libraries/LibWeb/SVG/SVGSVGElement.h              | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGStopElement.cpp           | 4 ++--
 Userland/Libraries/LibWeb/SVG/SVGStopElement.h             | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGTextContentElement.cpp    | 4 ++--
 Userland/Libraries/LibWeb/SVG/SVGTextContentElement.h      | 2 +-
 Userland/Libraries/LibWeb/SVG/SVGUseElement.cpp            | 6 +++---
 Userland/Libraries/LibWeb/SVG/SVGUseElement.h              | 2 +-
 65 files changed, 99 insertions(+), 99 deletions(-)

diff --git a/Userland/Libraries/LibWeb/DOM/Element.cpp b/Userland/Libraries/LibWeb/DOM/Element.cpp
index aa2b4b6edc..1662b2bbf0 100644
--- a/Userland/Libraries/LibWeb/DOM/Element.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Element.cpp
@@ -145,7 +145,7 @@ WebIDL::ExceptionOr<void> Element::set_attribute(DeprecatedFlyString const& name
         attribute->set_value(value);
     }
 
-    parse_attribute(attribute->local_name(), value);
+    attribute_changed(attribute->local_name(), value);
 
     if (value != old_value) {
         invalidate_style_after_attribute_change(name);
@@ -261,7 +261,7 @@ WebIDL::ExceptionOr<bool> Element::toggle_attribute(DeprecatedFlyString const& n
             auto new_attribute = TRY(Attr::create(document(), insert_as_lowercase ? name.to_lowercase() : name, ""));
             m_attributes->append_attribute(new_attribute);
 
-            parse_attribute(new_attribute->local_name(), "");
+            attribute_changed(new_attribute->local_name(), "");
 
             invalidate_style_after_attribute_change(name);
 
@@ -361,7 +361,7 @@ CSS::CSSStyleDeclaration const* Element::inline_style() const
     return m_inline_style.ptr();
 }
 
-void Element::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void Element::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
     if (name == HTML::AttributeNames::class_) {
         auto new_classes = value.split_view(Infra::is_ascii_whitespace);
diff --git a/Userland/Libraries/LibWeb/DOM/Element.h b/Userland/Libraries/LibWeb/DOM/Element.h
index d3cdeb6c76..6b2daff957 100644
--- a/Userland/Libraries/LibWeb/DOM/Element.h
+++ b/Userland/Libraries/LibWeb/DOM/Element.h
@@ -121,7 +121,7 @@ public:
     Vector<FlyString> const& class_names() const { return m_classes; }
 
     virtual void apply_presentational_hints(CSS::StyleProperties&) const { }
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value);
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value);
     virtual void did_remove_attribute(DeprecatedFlyString const&);
 
     struct [[nodiscard]] RequiredInvalidationAfterStyleChange {
diff --git a/Userland/Libraries/LibWeb/DOM/EventTarget.cpp b/Userland/Libraries/LibWeb/DOM/EventTarget.cpp
index 06d345687a..5dc15d7b7b 100644
--- a/Userland/Libraries/LibWeb/DOM/EventTarget.cpp
+++ b/Userland/Libraries/LibWeb/DOM/EventTarget.cpp
@@ -703,7 +703,7 @@ JS::ThrowCompletionOr<void> EventTarget::process_event_handler_for_event(FlyStri
 // https://html.spec.whatwg.org/multipage/webappapis.html#event-handler-attributes:concept-element-attributes-change-ext
 void EventTarget::element_event_handler_attribute_changed(FlyString const& local_name, Optional<String> const& value)
 {
-    // NOTE: Step 1 of this algorithm was handled in HTMLElement::parse_attribute.
+    // NOTE: Step 1 of this algorithm was handled in HTMLElement::attribute_changed.
 
     // 2. Let eventTarget be the result of determining the target of an event handler given element and localName.
     // NOTE: element is `this`.
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.cpp
index 88085f7b57..4a51e978d6 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.cpp
@@ -29,9 +29,9 @@ JS::ThrowCompletionOr<void> HTMLAnchorElement::initialize(JS::Realm& realm)
     return {};
 }
 
-void HTMLAnchorElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void HTMLAnchorElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    HTMLElement::parse_attribute(name, value);
+    HTMLElement::attribute_changed(name, value);
     if (name == HTML::AttributeNames::href) {
         set_the_url();
     }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.h b/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.h
index a5f9218eab..99d61fe242 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLAnchorElement.h
@@ -43,7 +43,7 @@ private:
     void run_activation_behavior(Web::DOM::Event const&);
 
     // ^DOM::Element
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
     virtual i32 default_tab_index_value() const override;
 
     // ^HTML::HTMLHyperlinkElementUtils
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.cpp
index 9558343d21..97c0257340 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.cpp
@@ -25,9 +25,9 @@ JS::ThrowCompletionOr<void> HTMLAreaElement::initialize(JS::Realm& realm)
     return {};
 }
 
-void HTMLAreaElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void HTMLAreaElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    HTMLElement::parse_attribute(name, value);
+    HTMLElement::attribute_changed(name, value);
     if (name == HTML::AttributeNames::href) {
         set_the_url();
     }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.h b/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.h
index 9fb7a7a50a..af0b3690c1 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLAreaElement.h
@@ -26,7 +26,7 @@ private:
     virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override;
 
     // ^DOM::Element
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
     virtual i32 default_tab_index_value() const override;
 
     // ^HTML::HTMLHyperlinkElementUtils
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.cpp
index 526cd07313..2fc849fa71 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.cpp
@@ -45,9 +45,9 @@ void HTMLBaseElement::removed_from(Node* parent)
     document().update_base_element({});
 }
 
-void HTMLBaseElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void HTMLBaseElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    HTMLElement::parse_attribute(name, value);
+    HTMLElement::attribute_changed(name, value);
 
     // The frozen base URL must be immediately set for an element whenever any of the following situations occur:
     // - The base element is the first base element in tree order with an href content attribute in its Document, and its href content attribute is changed.
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.h b/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.h
index b645574883..35cf7960b3 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLBaseElement.h
@@ -23,7 +23,7 @@ public:
 
     virtual void inserted() override;
     virtual void removed_from(Node*) override;
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
 private:
     HTMLBaseElement(DOM::Document&, DOM::QualifiedName);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.cpp
index 83eb2b6c71..35e20b5581 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.cpp
@@ -50,9 +50,9 @@ void HTMLBodyElement::apply_presentational_hints(CSS::StyleProperties& style) co
     });
 }
 
-void HTMLBodyElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void HTMLBodyElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    HTMLElement::parse_attribute(name, value);
+    HTMLElement::attribute_changed(name, value);
     if (name.equals_ignoring_ascii_case("link"sv)) {
         // https://html.spec.whatwg.org/multipage/rendering.html#the-page:rules-for-parsing-a-legacy-colour-value-3
         auto color = parse_legacy_color_value(value);
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.h b/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.h
index e3ac1836ed..1f515e4882 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLBodyElement.h
@@ -20,7 +20,7 @@ class HTMLBodyElement final
 public:
     virtual ~HTMLBodyElement() override;
 
-    virtual void parse_attribute(DeprecatedFlyString const&, DeprecatedString const&) override;
+    virtual void attribute_changed(DeprecatedFlyString const&, DeprecatedString const&) override;
     virtual void apply_presentational_hints(CSS::StyleProperties&) const override;
 
     // https://www.w3.org/TR/html-aria/#el-body
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLElement.cpp
index 120ce68b33..b5ed7767bb 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLElement.cpp
@@ -228,9 +228,9 @@ bool HTMLElement::cannot_navigate() const
     return !is<HTML::HTMLAnchorElement>(this) && !is_connected();
 }
 
-void HTMLElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void HTMLElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    Element::parse_attribute(name, value);
+    Element::attribute_changed(name, value);
 
     if (name == HTML::AttributeNames::contenteditable) {
         if ((!value.is_null() && value.is_empty()) || value.equals_ignoring_ascii_case("true"sv)) {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLElement.h b/Userland/Libraries/LibWeb/HTML/HTMLElement.h
index 5d21e18cd6..7964c1bae2 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLElement.h
@@ -70,7 +70,7 @@ protected:
 
     virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
     virtual void did_remove_attribute(DeprecatedFlyString const& name) override;
 
     virtual void visit_edges(Cell::Visitor&) override;
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.cpp
index 8eb75aeb00..8e793577e0 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.cpp
@@ -25,9 +25,9 @@ JS::ThrowCompletionOr<void> HTMLFrameSetElement::initialize(JS::Realm& realm)
     return {};
 }
 
-void HTMLFrameSetElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void HTMLFrameSetElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    HTMLElement::parse_attribute(name, value);
+    HTMLElement::attribute_changed(name, value);
 
 #undef __ENUMERATE
 #define __ENUMERATE(attribute_name, event_name)                                                                     \
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.h b/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.h
index 07da683826..badb7addb7 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLFrameSetElement.h
@@ -24,7 +24,7 @@ private:
     HTMLFrameSetElement(DOM::Document&, DOM::QualifiedName);
 
     virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override;
-    virtual void parse_attribute(DeprecatedFlyString const&, DeprecatedString const&) override;
+    virtual void attribute_changed(DeprecatedFlyString const&, DeprecatedString const&) override;
 
     // ^HTML::GlobalEventHandlers
     virtual EventTarget& global_event_handlers_to_event_target(FlyString const& event_name) override;
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.cpp
index 6d35666449..0fe0c22c66 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.cpp
@@ -34,9 +34,9 @@ JS::GCPtr<Layout::Node> HTMLIFrameElement::create_layout_node(NonnullRefPtr<CSS:
     return heap().allocate_without_realm<Layout::FrameBox>(document(), *this, move(style));
 }
 
-void HTMLIFrameElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void HTMLIFrameElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    HTMLElement::parse_attribute(name, value);
+    HTMLElement::attribute_changed(name, value);
     if (name == HTML::AttributeNames::src)
         load_src(value);
 }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.h b/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.h
index 2834da5c4f..88dbb5c8ee 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.h
@@ -33,7 +33,7 @@ private:
     // ^DOM::Element
     virtual void inserted() override;
     virtual void removed_from(Node*) override;
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
     virtual i32 default_tab_index_value() const override;
 
     // https://html.spec.whatwg.org/multipage/iframe-embed-object.html#process-the-iframe-attributes
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLImageElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLImageElement.cpp
index b04637939a..05fe1408e7 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLImageElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLImageElement.cpp
@@ -75,9 +75,9 @@ void HTMLImageElement::apply_presentational_hints(CSS::StyleProperties& style) c
     });
 }
 
-void HTMLImageElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void HTMLImageElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    HTMLElement::parse_attribute(name, value);
+    HTMLElement::attribute_changed(name, value);
 
     if (name == HTML::AttributeNames::crossorigin) {
         m_cors_setting = cors_setting_attribute_from_keyword(String::from_deprecated_string(value).release_value_but_fixme_should_propagate_errors());
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLImageElement.h b/Userland/Libraries/LibWeb/HTML/HTMLImageElement.h
index 3ee78d53d3..22cb06ac80 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLImageElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLImageElement.h
@@ -28,7 +28,7 @@ class HTMLImageElement final
 public:
     virtual ~HTMLImageElement() override;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
     virtual void did_remove_attribute(DeprecatedFlyString const& name) override;
 
     DeprecatedString alt() const { return attribute(HTML::AttributeNames::alt); }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLInputElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLInputElement.cpp
index 5515d2368b..60f0e64aae 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLInputElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLInputElement.cpp
@@ -493,9 +493,9 @@ void HTMLInputElement::did_lose_focus()
     });
 }
 
-void HTMLInputElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void HTMLInputElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    HTMLElement::parse_attribute(name, value);
+    HTMLElement::attribute_changed(name, value);
     if (name == HTML::AttributeNames::checked) {
         // When the checked content attribute is added, if the control does not have dirty checkedness,
         // the user agent must set the checkedness of the element to true
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLInputElement.h b/Userland/Libraries/LibWeb/HTML/HTMLInputElement.h
index 818c684e9c..32bb601bce 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLInputElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLInputElement.h
@@ -104,7 +104,7 @@ public:
     virtual bool is_focusable() const override { return m_type != TypeAttributeState::Hidden; }
 
     // ^HTMLElement
-    virtual void parse_attribute(DeprecatedFlyString const&, DeprecatedString const&) override;
+    virtual void attribute_changed(DeprecatedFlyString const&, DeprecatedString const&) override;
     virtual void did_remove_attribute(DeprecatedFlyString const&) override;
 
     // ^FormAssociatedElement
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.cpp
index e9b3a241cd..bab284d995 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.cpp
@@ -77,9 +77,9 @@ bool HTMLLinkElement::has_loaded_icon() const
     return m_relationship & Relationship::Icon && resource() && resource()->is_loaded() && resource()->has_encoded_data();
 }
 
-void HTMLLinkElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void HTMLLinkElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    HTMLElement::parse_attribute(name, value);
+    HTMLElement::attribute_changed(name, value);
 
     // 4.6.7 Link types - https://html.spec.whatwg.org/multipage/links.html#linkTypes
     if (name == HTML::AttributeNames::rel) {
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.h b/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.h
index d779292506..9f42f3432e 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLLinkElement.h
@@ -39,7 +39,7 @@ private:
     HTMLLinkElement(DOM::Document&, DOM::QualifiedName);
 
     virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override;
-    void parse_attribute(DeprecatedFlyString const&, DeprecatedString const&) override;
+    void attribute_changed(DeprecatedFlyString const&, DeprecatedString const&) override;
 
     // ^ResourceClient
     virtual void resource_did_fail() override;
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.cpp
index eb6c2414d9..93f1e36086 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.cpp
@@ -84,9 +84,9 @@ void HTMLMediaElement::visit_edges(Cell::Visitor& visitor)
     visitor.visit(m_fetch_controller);
 }
 
-void HTMLMediaElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void HTMLMediaElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    Base::parse_attribute(name, value);
+    Base::attribute_changed(name, value);
 
     if (name == HTML::AttributeNames::src)
         load_element().release_value_but_fixme_should_propagate_errors();
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.h b/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.h
index 044d254f94..b5fe74636a 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLMediaElement.h
@@ -124,7 +124,7 @@ protected:
     virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
     virtual void did_remove_attribute(DeprecatedFlyString const&) override;
     virtual void removed_from(DOM::Node*) override;
     virtual void children_changed() override;
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.cpp
index b4130572f3..80806b4241 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.cpp
@@ -41,9 +41,9 @@ JS::ThrowCompletionOr<void> HTMLObjectElement::initialize(JS::Realm& realm)
     return {};
 }
 
-void HTMLObjectElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void HTMLObjectElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    NavigableContainer::parse_attribute(name, value);
+    NavigableContainer::attribute_changed(name, value);
 
     // https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-object-element
     // Whenever one of the following conditions occur:
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.h b/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.h
index 108c54a2ee..fe60aad43f 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLObjectElement.h
@@ -34,7 +34,7 @@ class HTMLObjectElement final
 public:
     virtual ~HTMLObjectElement() override;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     DeprecatedString data() const;
     void set_data(DeprecatedString const& data) { MUST(set_attribute(HTML::AttributeNames::data, data)); }
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.cpp
index f28c4549bd..2c6c8d3d03 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.cpp
@@ -33,9 +33,9 @@ JS::ThrowCompletionOr<void> HTMLOptionElement::initialize(JS::Realm& realm)
     return {};
 }
 
-void HTMLOptionElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void HTMLOptionElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    HTMLElement::parse_attribute(name, value);
+    HTMLElement::attribute_changed(name, value);
 
     if (name == HTML::AttributeNames::selected) {
         // Except where otherwise specified, when the element is created, its selectedness must be set to true
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.h b/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.h
index 4226129a3c..402caeb84b 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLOptionElement.h
@@ -40,7 +40,7 @@ private:
 
     virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override;
 
-    void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
     void did_remove_attribute(DeprecatedFlyString const& name) override;
 
     void ask_for_a_reset();
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.cpp
index a19fda86e3..ce978ecd5e 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.cpp
@@ -47,9 +47,9 @@ void HTMLScriptElement::visit_edges(Cell::Visitor& visitor)
     visitor.visit(m_preparation_time_document.ptr());
 }
 
-void HTMLScriptElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void HTMLScriptElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    Base::parse_attribute(name, value);
+    Base::attribute_changed(name, value);
 
     if (name == HTML::AttributeNames::crossorigin)
         m_crossorigin = cors_setting_attribute_from_keyword(String::from_deprecated_string(value).release_value_but_fixme_should_propagate_errors());
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.h b/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.h
index 3ad4359ebe..49a74be78b 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLScriptElement.h
@@ -62,7 +62,7 @@ private:
     virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
     virtual void did_remove_attribute(DeprecatedFlyString const&) override;
 
     // https://html.spec.whatwg.org/multipage/scripting.html#prepare-the-script-element
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.cpp b/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.cpp
index de993d6915..1c2e9a018f 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.cpp
+++ b/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.cpp
@@ -42,9 +42,9 @@ void HTMLVideoElement::visit_edges(Cell::Visitor& visitor)
     visitor.visit(m_fetch_controller);
 }
 
-void HTMLVideoElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void HTMLVideoElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    Base::parse_attribute(name, value);
+    Base::attribute_changed(name, value);
 
     if (name == HTML::AttributeNames::poster)
         determine_element_poster_frame(value).release_value_but_fixme_should_propagate_errors();
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.h b/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.h
index d6a9955969..ae676b8f0c 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.h
+++ b/Userland/Libraries/LibWeb/HTML/HTMLVideoElement.h
@@ -47,7 +47,7 @@ private:
     virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
     virtual void did_remove_attribute(DeprecatedFlyString const&) override;
 
     virtual JS::GCPtr<Layout::Node> create_layout_node(NonnullRefPtr<CSS::StyleProperties>) override;
diff --git a/Userland/Libraries/LibWeb/SVG/SVGCircleElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGCircleElement.cpp
index efb0a645e3..a99c48878e 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGCircleElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGCircleElement.cpp
@@ -24,9 +24,9 @@ JS::ThrowCompletionOr<void> SVGCircleElement::initialize(JS::Realm& realm)
     return {};
 }
 
-void SVGCircleElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGCircleElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    SVGGeometryElement::parse_attribute(name, value);
+    SVGGeometryElement::attribute_changed(name, value);
 
     if (name == SVG::AttributeNames::cx) {
         m_center_x = AttributeParser::parse_coordinate(value);
diff --git a/Userland/Libraries/LibWeb/SVG/SVGCircleElement.h b/Userland/Libraries/LibWeb/SVG/SVGCircleElement.h
index d22c679aa2..f916cbd1f8 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGCircleElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGCircleElement.h
@@ -17,7 +17,7 @@ class SVGCircleElement final : public SVGGeometryElement {
 public:
     virtual ~SVGCircleElement() override = default;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     virtual Gfx::Path& get_path() override;
 
diff --git a/Userland/Libraries/LibWeb/SVG/SVGElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGElement.cpp
index a09e81c0af..3b982aea48 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGElement.cpp
@@ -37,9 +37,9 @@ void SVGElement::visit_edges(Cell::Visitor& visitor)
     visitor.visit(m_dataset);
 }
 
-void SVGElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    Base::parse_attribute(name, value);
+    Base::attribute_changed(name, value);
 
     update_use_elements_that_reference_this();
 }
diff --git a/Userland/Libraries/LibWeb/SVG/SVGElement.h b/Userland/Libraries/LibWeb/SVG/SVGElement.h
index 93fd507634..8ee802fed1 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGElement.h
@@ -16,7 +16,7 @@ class SVGElement : public DOM::Element {
 public:
     virtual bool requires_svg_container() const override { return true; }
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     virtual void children_changed() override;
     virtual void inserted() override;
diff --git a/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.cpp
index 0bb5a9f453..1d12d02dd1 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.cpp
@@ -24,9 +24,9 @@ JS::ThrowCompletionOr<void> SVGEllipseElement::initialize(JS::Realm& realm)
     return {};
 }
 
-void SVGEllipseElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGEllipseElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    SVGGeometryElement::parse_attribute(name, value);
+    SVGGeometryElement::attribute_changed(name, value);
 
     if (name == SVG::AttributeNames::cx) {
         m_center_x = AttributeParser::parse_coordinate(value);
diff --git a/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.h b/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.h
index a05665c37e..d6fd22741a 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGEllipseElement.h
@@ -17,7 +17,7 @@ class SVGEllipseElement final : public SVGGeometryElement {
 public:
     virtual ~SVGEllipseElement() override = default;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     virtual Gfx::Path& get_path() override;
 
diff --git a/Userland/Libraries/LibWeb/SVG/SVGGradientElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGGradientElement.cpp
index 8c57b6739a..f0415385b7 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGGradientElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGGradientElement.cpp
@@ -17,9 +17,9 @@ SVGGradientElement::SVGGradientElement(DOM::Document& document, DOM::QualifiedNa
 {
 }
 
-void SVGGradientElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGGradientElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    SVGElement::parse_attribute(name, value);
+    SVGElement::attribute_changed(name, value);
     if (name == AttributeNames::gradientUnits) {
         m_gradient_units = AttributeParser::parse_gradient_units(value);
     } else if (name == AttributeNames::gradientTransform) {
diff --git a/Userland/Libraries/LibWeb/SVG/SVGGradientElement.h b/Userland/Libraries/LibWeb/SVG/SVGGradientElement.h
index 3d98e0a9fd..04ce1a697a 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGGradientElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGGradientElement.h
@@ -26,7 +26,7 @@ class SVGGradientElement : public SVGElement {
 public:
     virtual ~SVGGradientElement() override = default;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     virtual Optional<Gfx::PaintStyle const&> to_gfx_paint_style(SVGPaintContext const&) const = 0;
 
diff --git a/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.cpp
index de6121e831..41d54983d5 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.cpp
@@ -32,9 +32,9 @@ JS::ThrowCompletionOr<void> SVGGraphicsElement::initialize(JS::Realm& realm)
     return {};
 }
 
-void SVGGraphicsElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGGraphicsElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    SVGElement::parse_attribute(name, value);
+    SVGElement::attribute_changed(name, value);
     if (name == "transform"sv) {
         auto transform_list = AttributeParser::parse_transform(value);
         if (transform_list.has_value())
diff --git a/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.h b/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.h
index 8757a13bbc..68931c938e 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGGraphicsElement.h
@@ -24,7 +24,7 @@ class SVGGraphicsElement : public SVGElement {
 public:
     virtual void apply_presentational_hints(CSS::StyleProperties&) const override;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     Optional<Gfx::Color> fill_color() const;
     Optional<FillRule> fill_rule() const;
diff --git a/Userland/Libraries/LibWeb/SVG/SVGLineElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGLineElement.cpp
index 8fa06e4799..4d4912f88f 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGLineElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGLineElement.cpp
@@ -24,9 +24,9 @@ JS::ThrowCompletionOr<void> SVGLineElement::initialize(JS::Realm& realm)
     return {};
 }
 
-void SVGLineElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGLineElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    SVGGeometryElement::parse_attribute(name, value);
+    SVGGeometryElement::attribute_changed(name, value);
 
     if (name == SVG::AttributeNames::x1) {
         m_x1 = AttributeParser::parse_coordinate(value);
diff --git a/Userland/Libraries/LibWeb/SVG/SVGLineElement.h b/Userland/Libraries/LibWeb/SVG/SVGLineElement.h
index e2865c1c1f..9b7606283c 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGLineElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGLineElement.h
@@ -17,7 +17,7 @@ class SVGLineElement final : public SVGGeometryElement {
 public:
     virtual ~SVGLineElement() override = default;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     virtual Gfx::Path& get_path() override;
 
diff --git a/Userland/Libraries/LibWeb/SVG/SVGLinearGradientElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGLinearGradientElement.cpp
index 45b8c19d45..8a70d0c5b9 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGLinearGradientElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGLinearGradientElement.cpp
@@ -26,9 +26,9 @@ JS::ThrowCompletionOr<void> SVGLinearGradientElement::initialize(JS::Realm& real
     return {};
 }
 
-void SVGLinearGradientElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGLinearGradientElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    SVGGradientElement::parse_attribute(name, value);
+    SVGGradientElement::attribute_changed(name, value);
 
     // FIXME: Should allow for `<number-percentage> | <length>` for x1, x2, y1, y2
     if (name == SVG::AttributeNames::x1) {
diff --git a/Userland/Libraries/LibWeb/SVG/SVGLinearGradientElement.h b/Userland/Libraries/LibWeb/SVG/SVGLinearGradientElement.h
index e9e5cc8047..405a819fcf 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGLinearGradientElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGLinearGradientElement.h
@@ -18,7 +18,7 @@ class SVGLinearGradientElement : public SVGGradientElement {
 public:
     virtual ~SVGLinearGradientElement() override = default;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     virtual Optional<Gfx::PaintStyle const&> to_gfx_paint_style(SVGPaintContext const&) const override;
 
diff --git a/Userland/Libraries/LibWeb/SVG/SVGPathElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGPathElement.cpp
index a9c66f9e37..7cbdd8e780 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGPathElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGPathElement.cpp
@@ -97,9 +97,9 @@ JS::ThrowCompletionOr<void> SVGPathElement::initialize(JS::Realm& realm)
     return {};
 }
 
-void SVGPathElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGPathElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    SVGGeometryElement::parse_attribute(name, value);
+    SVGGeometryElement::attribute_changed(name, value);
 
     if (name == "d") {
         m_instructions = AttributeParser::parse_path_data(value);
diff --git a/Userland/Libraries/LibWeb/SVG/SVGPathElement.h b/Userland/Libraries/LibWeb/SVG/SVGPathElement.h
index b6b61f502b..946c80f859 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGPathElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGPathElement.h
@@ -19,7 +19,7 @@ class SVGPathElement final : public SVGGeometryElement {
 public:
     virtual ~SVGPathElement() override = default;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     virtual Gfx::Path& get_path() override;
 
diff --git a/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.cpp
index 0602454970..e21937b086 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.cpp
@@ -24,9 +24,9 @@ JS::ThrowCompletionOr<void> SVGPolygonElement::initialize(JS::Realm& realm)
     return {};
 }
 
-void SVGPolygonElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGPolygonElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    SVGGeometryElement::parse_attribute(name, value);
+    SVGGeometryElement::attribute_changed(name, value);
 
     if (name == SVG::AttributeNames::points) {
         m_points = AttributeParser::parse_points(value);
diff --git a/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.h b/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.h
index 3a3c7f8dba..9ac39e3e71 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGPolygonElement.h
@@ -16,7 +16,7 @@ class SVGPolygonElement final : public SVGGeometryElement {
 public:
     virtual ~SVGPolygonElement() override = default;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     virtual Gfx::Path& get_path() override;
 
diff --git a/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.cpp
index 83ccb98e27..078668ef33 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.cpp
@@ -24,9 +24,9 @@ JS::ThrowCompletionOr<void> SVGPolylineElement::initialize(JS::Realm& realm)
     return {};
 }
 
-void SVGPolylineElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGPolylineElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    SVGGeometryElement::parse_attribute(name, value);
+    SVGGeometryElement::attribute_changed(name, value);
 
     if (name == SVG::AttributeNames::points) {
         m_points = AttributeParser::parse_points(value);
diff --git a/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.h b/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.h
index c21121f3cb..110258ac97 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGPolylineElement.h
@@ -16,7 +16,7 @@ class SVGPolylineElement final : public SVGGeometryElement {
 public:
     virtual ~SVGPolylineElement() override = default;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     virtual Gfx::Path& get_path() override;
 
diff --git a/Userland/Libraries/LibWeb/SVG/SVGRadialGradientElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGRadialGradientElement.cpp
index 51a0c58b8f..dbabe3390a 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGRadialGradientElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGRadialGradientElement.cpp
@@ -23,9 +23,9 @@ JS::ThrowCompletionOr<void> SVGRadialGradientElement::initialize(JS::Realm& real
     return {};
 }
 
-void SVGRadialGradientElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGRadialGradientElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    SVGGradientElement::parse_attribute(name, value);
+    SVGGradientElement::attribute_changed(name, value);
 
     // FIXME: These are <length> or <coordinate> in the spec, but all examples seem to allow percentages
     // and unitless values.
diff --git a/Userland/Libraries/LibWeb/SVG/SVGRadialGradientElement.h b/Userland/Libraries/LibWeb/SVG/SVGRadialGradientElement.h
index da0dfe888e..741d2c8493 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGRadialGradientElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGRadialGradientElement.h
@@ -18,7 +18,7 @@ class SVGRadialGradientElement : public SVGGradientElement {
 public:
     virtual ~SVGRadialGradientElement() override = default;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     virtual Optional<Gfx::PaintStyle const&> to_gfx_paint_style(SVGPaintContext const&) const override;
 
diff --git a/Userland/Libraries/LibWeb/SVG/SVGRectElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGRectElement.cpp
index 005a4325c1..0164d024d7 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGRectElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGRectElement.cpp
@@ -26,9 +26,9 @@ JS::ThrowCompletionOr<void> SVGRectElement::initialize(JS::Realm& realm)
     return {};
 }
 
-void SVGRectElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGRectElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    SVGGeometryElement::parse_attribute(name, value);
+    SVGGeometryElement::attribute_changed(name, value);
 
     if (name == SVG::AttributeNames::x) {
         m_x = AttributeParser::parse_coordinate(value);
diff --git a/Userland/Libraries/LibWeb/SVG/SVGRectElement.h b/Userland/Libraries/LibWeb/SVG/SVGRectElement.h
index 90e228a74e..e73f97aab5 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGRectElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGRectElement.h
@@ -17,7 +17,7 @@ class SVGRectElement final : public SVGGeometryElement {
 public:
     virtual ~SVGRectElement() override = default;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     virtual Gfx::Path& get_path() override;
 
diff --git a/Userland/Libraries/LibWeb/SVG/SVGSVGElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGSVGElement.cpp
index 76ff94e624..bd1c5a0740 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGSVGElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGSVGElement.cpp
@@ -70,9 +70,9 @@ void SVGSVGElement::apply_presentational_hints(CSS::StyleProperties& style) cons
     }
 }
 
-void SVGSVGElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGSVGElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    SVGGraphicsElement::parse_attribute(name, value);
+    SVGGraphicsElement::attribute_changed(name, value);
 
     if (name.equals_ignoring_ascii_case(SVG::AttributeNames::viewBox))
         m_view_box = try_parse_view_box(value);
diff --git a/Userland/Libraries/LibWeb/SVG/SVGSVGElement.h b/Userland/Libraries/LibWeb/SVG/SVGSVGElement.h
index 12e96c1929..3adae32d7c 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGSVGElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGSVGElement.h
@@ -36,7 +36,7 @@ private:
 
     virtual bool is_svg_svg_element() const override { return true; }
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     void update_fallback_view_box_for_svg_as_image();
 
diff --git a/Userland/Libraries/LibWeb/SVG/SVGStopElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGStopElement.cpp
index 3f8447f479..0b6a3e4f0b 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGStopElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGStopElement.cpp
@@ -19,9 +19,9 @@ SVGStopElement::SVGStopElement(DOM::Document& document, DOM::QualifiedName quali
 {
 }
 
-void SVGStopElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGStopElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    SVGElement::parse_attribute(name, value);
+    SVGElement::attribute_changed(name, value);
     if (name == SVG::AttributeNames::offset) {
         m_offset = AttributeParser::parse_number_percentage(value);
     }
diff --git a/Userland/Libraries/LibWeb/SVG/SVGStopElement.h b/Userland/Libraries/LibWeb/SVG/SVGStopElement.h
index bfd9e24d33..fa5acb3b35 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGStopElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGStopElement.h
@@ -19,7 +19,7 @@ class SVGStopElement final : public SVGElement {
 public:
     virtual ~SVGStopElement() override = default;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     JS::NonnullGCPtr<SVGAnimatedNumber> offset() const;
 
diff --git a/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.cpp
index cc8bc123df..6e8ad65ac6 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.cpp
@@ -30,9 +30,9 @@ JS::ThrowCompletionOr<void> SVGTextContentElement::initialize(JS::Realm& realm)
     return {};
 }
 
-void SVGTextContentElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGTextContentElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    SVGGraphicsElement::parse_attribute(name, value);
+    SVGGraphicsElement::attribute_changed(name, value);
 
     if (name == SVG::AttributeNames::x) {
         m_x = AttributeParser::parse_coordinate(value).value_or(m_x);
diff --git a/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.h b/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.h
index e7fe940f7c..2fd4e4c501 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGTextContentElement.h
@@ -18,7 +18,7 @@ class SVGTextContentElement : public SVGGraphicsElement {
 public:
     virtual JS::GCPtr<Layout::Node> create_layout_node(NonnullRefPtr<CSS::StyleProperties>) override;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     WebIDL::ExceptionOr<int> get_number_of_chars() const;
 
diff --git a/Userland/Libraries/LibWeb/SVG/SVGUseElement.cpp b/Userland/Libraries/LibWeb/SVG/SVGUseElement.cpp
index fcad33e765..556baf0f84 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGUseElement.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGUseElement.cpp
@@ -46,9 +46,9 @@ void SVGUseElement::visit_edges(Cell::Visitor& visitor)
     visitor.visit(m_document_observer);
 }
 
-void SVGUseElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
+void SVGUseElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
 {
-    Base::parse_attribute(name, value);
+    Base::attribute_changed(name, value);
 
     // https://svgwg.org/svg2-draft/struct.html#UseLayout
     if (name == SVG::AttributeNames::x) {
@@ -87,7 +87,7 @@ void SVGUseElement::svg_element_changed(SVGElement& svg_element)
         return;
     }
 
-    // NOTE: We need to check the ancestor because parse_attribute of a child doesn't call children_changed on the parent(s)
+    // NOTE: We need to check the ancestor because attribute_changed of a child doesn't call children_changed on the parent(s)
     if (to_clone == &svg_element || to_clone->is_ancestor_of(svg_element)) {
         clone_element_tree_as_our_shadow_tree(to_clone);
     }
diff --git a/Userland/Libraries/LibWeb/SVG/SVGUseElement.h b/Userland/Libraries/LibWeb/SVG/SVGUseElement.h
index f7affafc19..f85b21208c 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGUseElement.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGUseElement.h
@@ -19,7 +19,7 @@ class SVGUseElement final : public SVGGraphicsElement {
 public:
     virtual ~SVGUseElement() override = default;
 
-    virtual void parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value) override;
+    virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
 
     virtual void inserted() override;