CustomElements: adopt node

third_party/WebKit/Source/core/dom/custom/CustomElement.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/dom/custom/CustomElement.h"
 
 #include "core/dom/Document.h"
+#include "core/dom/ElementRareData.h"

[dominicc (has gone to gerrit), 2016/08/03 07:56:56]

Why is this necessary here?

 #include "core/dom/QualifiedName.h"
 #include "core/dom/custom/CEReactionsScope.h"
 #include "core/dom/custom/CustomElementDefinition.h"
 #include "core/dom/custom/CustomElementReactionStack.h"
 #include "core/dom/custom/CustomElementsRegistry.h"
 #include "core/dom/custom/V0CustomElement.h"
 #include "core/dom/custom/V0CustomElementRegistrationContext.h"
 #include "core/frame/FrameHost.h"
 #include "core/frame/LocalDOMWindow.h"
 #include "core/html/HTMLElement.h"
 #include "core/html/HTMLUnknownElement.h"
 #include "platform/text/Character.h"
 #include "wtf/text/AtomicStringHash.h"
 
 namespace blink {
 
 CustomElementsRegistry* CustomElement::registry(const Element& element)
 {
     return registry(element.document());
 }
-
 CustomElementsRegistry* CustomElement::registry(const Document& document)
 {
     if (LocalDOMWindow* window = document.domWindow())
         return window->customElements();
     return nullptr;
 }
 
 static CustomElementDefinition* definitionForElementWithoutCheck(const Element& element)
 {
     DCHECK_EQ(element.getCustomElementState(), CustomElementState::Custom);
-    if (CustomElementsRegistry* registry = CustomElement::registry(element))
-        return registry->definitionForName(element.localName());
-    return nullptr;
+    return element.customElementDefinition();
 }
 
 CustomElementDefinition* CustomElement::definitionForElement(const Element* element)
 {
     if (!element || element->getCustomElementState() != CustomElementState::Custom)
         return nullptr;
     return definitionForElementWithoutCheck(*element);
 }
 
 bool CustomElement::isValidName(const AtomicString& name)
@@ skipping 159 matching lines @@
         definition->enqueueConnectedCallback(element);
 }
 
 void CustomElement::enqueueDisconnectedCallback(Element* element)
 {
     CustomElementDefinition* definition = definitionForElementWithoutCheck(*element);
     if (definition->hasDisconnectedCallback())
         definition->enqueueDisconnectedCallback(element);
 }
 
+void CustomElement::enqueueAdoptedCallback(Element* element)
+{
+    DCHECK_EQ(element->getCustomElementState(), CustomElementState::Custom);
+    CustomElementDefinition* definition = definitionForElementWithoutCheck(*element);
+    if (definition->hasAdoptedCallback())
+        definition->enqueueAdoptedCallback(element);
+}
 
 void CustomElement::enqueueAttributeChangedCallback(Element* element,
     const QualifiedName& name,
     const AtomicString& oldValue, const AtomicString& newValue)
 {
     CustomElementDefinition* definition = definitionForElementWithoutCheck(*element);
     if (definition->hasAttributeChangedCallback(name))
         definition->enqueueAttributeChangedCallback(element, name, oldValue, newValue);
 }
 
 void CustomElement::tryToUpgrade(Element* element)
 {
     // Try to upgrade an element
     // https://html.spec.whatwg.org/multipage/scripting.html#concept-try-upgrade
 
     DCHECK_EQ(element->getCustomElementState(), CustomElementState::Undefined);
 
     CustomElementsRegistry* registry = CustomElement::registry(*element);
     if (!registry)
         return;
     if (CustomElementDefinition* definition = registry->definitionForName(element->localName()))
         definition->enqueueUpgradeReaction(element);
     else
         registry->addCandidate(element);
 }
 
 } // namespace blink