Split CustomElementRegistry into a registration context and a registry.

Source/core/dom/Element.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Peter Kelly (pmk@post.com)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012, 2013 Apple Inc. All rights reserved.
  *           (C) 2007 Eric Seidel (eric@webkit.org)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 24 matching lines @@
 #include "core/css/CSSParser.h"
 #include "core/css/CSSStyleSheet.h"
 #include "core/css/CSSValuePool.h"
 #include "core/css/PropertySetCSSStyleDeclaration.h"
 #include "core/css/StylePropertySet.h"
 #include "core/css/resolver/StyleResolver.h"
 #include "core/dom/Attr.h"
 #include "core/dom/Attribute.h"
 #include "core/dom/ClientRect.h"
 #include "core/dom/ClientRectList.h"
-#include "core/dom/CustomElementCallbackDispatcher.h"
-#include "core/dom/CustomElementRegistry.h"
+#include "core/dom/CustomElementRegistrationContext.h"
 #include "core/dom/DatasetDOMStringMap.h"
 #include "core/dom/Document.h"
 #include "core/dom/DocumentSharedObjectPool.h"
 #include "core/dom/ElementRareData.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/FullscreenController.h"
 #include "core/dom/MutationObserverInterestGroup.h"
 #include "core/dom/MutationRecord.h"
 #include "core/dom/NamedNodeMap.h"
 #include "core/dom/NodeRenderStyle.h"
@@ skipping 146 matching lines @@
         cssomWrapper->clearParentElement();
 
     if (hasRareData()) {
         ElementRareData* data = elementRareData();
         data->setPseudoElement(BEFORE, 0);
         data->setPseudoElement(AFTER, 0);
         data->setPseudoElement(BACKDROP, 0);
         data->clearShadow();
     }
 
-    if (isCustomElement() && document() && document()->registry()) {
-        document()->registry()->customElementWasDestroyed(this);
-    }
+    if (isCustomElement() && document() && document()->registrationContext())
+        document()->registrationContext()->customElementIsBeingDestroyed(this);
 
     if (hasSyntheticAttrChildNodes())
         detachAllAttrNodesFromElement();
 
     if (hasPendingResources()) {
         document()->accessSVGExtensions()->removeElementFromPendingResources(this);
         ASSERT(!hasPendingResources());
     }
 }
 
@@ skipping 715 matching lines @@
 
     if (shouldInvalidateStyle)
         setNeedsStyleRecalc();
 
     if (AXObjectCache* cache = document()->existingAXObjectCache())
         cache->handleAttributeChanged(name, this);
 }
 
 inline void Element::attributeChangedFromParserOrByCloning(const QualifiedName& name, const AtomicString& newValue, AttributeModificationReason reason)
 {
-    if (RuntimeEnabledFeatures::customDOMElementsEnabled() && name == isAttr) {
-        document()->ensureCustomElementRegistry()->didGiveTypeExtension(this, newValue);
-    }
+    if (name == isAttr)
+        document()->registrationContext()->didGiveTypeExtension(this, newValue);
     attributeChanged(name, newValue, reason);
 }
 
 template <typename CharacterType>
 static inline bool classStringHasClassName(const CharacterType* characters, unsigned length)
 {
     ASSERT(length > 0);
 
     unsigned i = 0;
     do {
@@ skipping 297 matching lines @@
     if (!insertionPoint->isInTreeScope())
         return InsertionDone;
 
     if (hasRareData())
         elementRareData()->clearClassListValueForQuirksMode();
 
     TreeScope* scope = insertionPoint->treeScope();
     if (scope != treeScope())
         return InsertionDone;
 
-    if (isUpgradedCustomElement()) {
-        RefPtr<CustomElementDefinition> definition = document()->registry()->findFor(this);
-        CustomElementCallbackDispatcher::instance().enqueueEnteredDocumentCallback(definition->callbacks(), this);
-    }
+    if (isUpgradedCustomElement())
+        document()->registrationContext()->customElementDidEnterDocument(this);
 
     const AtomicString& idValue = getIdAttribute();
     if (!idValue.isNull())
         updateId(scope, nullAtom, idValue);
 
     const AtomicString& nameValue = getNameAttribute();
     if (!nameValue.isNull())
         updateName(nullAtom, nameValue);
 
     if (hasTagName(labelTag)) {
@@ skipping 40 matching lines @@
             if (treeScope->shouldCacheLabelsByForAttribute())
                 updateLabel(treeScope, fastGetAttribute(forAttr), nullAtom);
         }
     }
 
     ContainerNode::removedFrom(insertionPoint);
     if (wasInDocument) {
         if (hasPendingResources())
             document()->accessSVGExtensions()->removeElementFromPendingResources(this);
 
-        if (isUpgradedCustomElement()) {
-            if (CustomElementRegistry* registry = document()->registry()) {
-                RefPtr<CustomElementDefinition> definition = registry->findFor(this);
-                CustomElementCallbackDispatcher::instance().enqueueLeftDocumentCallback(definition->callbacks(), this);
-            }
-        }
+        if (isUpgradedCustomElement() && document()->registrationContext())
+            document()->registrationContext()->customElementDidLeaveDocument(this);
     }
 }
 
 void Element::createRendererIfNeeded(const AttachContext& context)
 {
     NodeRenderingContext(this, context).createRendererForElementIfNeeded();
 }
 
 void Element::attach(const AttachContext& context)
 {
@@ skipping 1455 matching lines @@
     else if (name == HTMLNames::forAttr && hasTagName(labelTag)) {
         TreeScope* scope = treeScope();
         if (scope->shouldCacheLabelsByForAttribute())
             updateLabel(scope, oldValue, newValue);
     }
 
     if (oldValue != newValue) {
         if (attached() && document()->styleResolver() && document()->styleResolver()->hasSelectorForAttribute(name.localName()))
            setNeedsStyleRecalc();
 
-        if (isUpgradedCustomElement()) {
-            RefPtr<CustomElementDefinition> definition = document()->registry()->findFor(this);
-            CustomElementCallbackDispatcher::instance().enqueueAttributeChangedCallback(definition->callbacks(), this, name.localName(), oldValue, newValue);
-        }
+        if (isUpgradedCustomElement())
+            document()->registrationContext()->customElementAttributeDidChange(this, name.localName(), oldValue, newValue);
     }
 
     if (OwnPtr<MutationObserverInterestGroup> recipients = MutationObserverInterestGroup::createForAttributesMutation(this, name))
         recipients->enqueueMutationRecord(MutationRecord::createAttributes(this, name, oldValue));
 
     InspectorInstrumentation::willModifyDOMAttr(document(), this, oldValue, newValue);
 }
 
 void Element::didAddAttribute(const QualifiedName& name, const AtomicString& value)
 {
@@ skipping 817 matching lines @@
     return 0;
 }
 
 Attribute* UniqueElementData::attributeItem(unsigned index)
 {
     ASSERT_WITH_SECURITY_IMPLICATION(index < length());
     return &m_attributeVector.at(index);
 }
 
 } // namespace WebCore