Oilpan: move SVG property hierarchy to the heap.

Source/core/svg/SVGElement.h

 /*
  * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
  * Copyright (C) 2009, 2014 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 10 matching lines @@
 
 #ifndef SVGElement_h
 #define SVGElement_h
 
 #include "core/SVGNames.h"
 #include "core/dom/Element.h"
 #include "core/svg/SVGAnimatedString.h"
 #include "core/svg/SVGParsingError.h"
 #include "core/svg/properties/SVGPropertyInfo.h"
 #include "platform/Timer.h"
+#include "platform/heap/Handle.h"
 #include "wtf/HashMap.h"
 #include "wtf/OwnPtr.h"
 
 namespace blink {
 
 class AffineTransform;
 class CSSCursorImageValue;
 class Document;
 class SVGAnimatedPropertyBase;
 class SubtreeLayoutScope;
@@ skipping 44 matching lines @@
     virtual bool isFilterEffect() const { return false; }
     virtual bool isTextContent() const { return false; }
     virtual bool isTextPositioning() const { return false; }
     virtual bool isStructurallyExternal() const { return false; }
 
     // For SVGTests
     virtual bool isValid() const { return true; }
 
     virtual void svgAttributeChanged(const QualifiedName&);
 
-    PassRefPtr<SVGAnimatedPropertyBase> propertyFromAttribute(const QualifiedName& attributeName);
+    PassRefPtrWillBeRawPtr<SVGAnimatedPropertyBase> propertyFromAttribute(const QualifiedName& attributeName);
     static AnimatedPropertyType animatedPropertyTypeForCSSAttribute(const QualifiedName& attributeName);
 
     void sendSVGLoadEventToSelfAndAncestorChainIfPossible();
     bool sendSVGLoadEventIfPossible();
     void sendSVGLoadEventIfPossibleAsynchronously();
     void svgLoadEventTimerFired(Timer<SVGElement>*);
     virtual Timer<SVGElement>* svgLoadEventTimer();
 
     virtual AffineTransform* animateMotionTransform() { return 0; }
 
@@ skipping 34 matching lines @@
     MutableStylePropertySet* ensureAnimatedSMILStyleProperties();
     void setUseOverrideComputedStyle(bool);
 
     virtual bool haveLoadedRequiredResources();
 
     virtual bool addEventListener(const AtomicString& eventType, PassRefPtr<EventListener>, bool useCapture = false) override final;
     virtual bool removeEventListener(const AtomicString& eventType, PassRefPtr<EventListener>, bool useCapture = false) override final;
 
     void invalidateRelativeLengthClients(SubtreeLayoutScope* = 0);
 
-    void addToPropertyMap(PassRefPtr<SVGAnimatedPropertyBase>);
+    void addToPropertyMap(PassRefPtrWillBeRawPtr<SVGAnimatedPropertyBase>);
 
     SVGAnimatedString* className() { return m_className.get(); }
 
     bool inUseShadowTree() const;
 
     SVGElementSet* setOfIncomingReferences() const;
     void addReferenceTo(SVGElement*);
     void rebuildAllIncomingReferences();
     void removeAllIncomingReferences();
     void removeAllOutgoingReferences();
@@ skipping 70 matching lines @@
     bool isStyledElement() const WTF_DELETED_FUNCTION; // This will catch anyone doing an unnecessary check.
 
     RenderStyle* computedStyle(PseudoId = NOPSEUDO);
     virtual RenderStyle* virtualComputedStyle(PseudoId pseudoElementSpecifier = NOPSEUDO) override final { return computedStyle(pseudoElementSpecifier); }
     virtual void willRecalcStyle(StyleRecalcChange) override;
 
     void buildPendingResourcesIfNeeded();
 
     WillBeHeapHashSet<RawPtrWillBeWeakMember<SVGElement> > m_elementsWithRelativeLengths;
 
-    typedef HashMap<QualifiedName, RefPtr<SVGAnimatedPropertyBase> > AttributeToPropertyMap;
+    typedef WillBeHeapHashMap<QualifiedName, RefPtrWillBeMember<SVGAnimatedPropertyBase> > AttributeToPropertyMap;
     AttributeToPropertyMap m_attributeToPropertyMap;
 
 #if ENABLE(ASSERT)
     bool m_inRelativeLengthClientsInvalidation;
 #endif
 
     OwnPtrWillBeMember<SVGElementRareData> m_SVGRareData;
-    RefPtr<SVGAnimatedString> m_className;
+    RefPtrWillBeMember<SVGAnimatedString> m_className;
 };
 
 struct SVGAttributeHashTranslator {
     static unsigned hash(const QualifiedName& key)
     {
         if (key.hasPrefix()) {
             QualifiedNameComponents components = { nullAtom.impl(), key.localName().impl(), key.namespaceURI().impl() };
             return hashComponents(components);
         }
         return DefaultHash<QualifiedName>::Hash::hash(key);
@@ skipping 11 matching lines @@
     return isSVGElement() && toSVGElement(*this).hasTagName(name);
 }
 
 // This requires isSVG*Element(const SVGElement&).
 #define DEFINE_SVGELEMENT_TYPE_CASTS_WITH_FUNCTION(thisType) \
     inline bool is##thisType(const thisType* element); \
     inline bool is##thisType(const thisType& element); \
     inline bool is##thisType(const SVGElement* element) { return element && is##thisType(*element); } \
     inline bool is##thisType(const Node& node) { return node.isSVGElement() ? is##thisType(toSVGElement(node)) : false; } \
     inline bool is##thisType(const Node* node) { return node && is##thisType(*node); } \
-    template<typename T> inline bool is##thisType(const PassRefPtr<T>& node) { return is##thisType(node.get()); } \
-    template<typename T> inline bool is##thisType(const RefPtr<T>& node) { return is##thisType(node.get()); } \
+    template<typename T> inline bool is##thisType(const PassRefPtrWillBeRawPtr<T>& node) { return is##thisType(node.get()); } \
+    template<typename T> inline bool is##thisType(const RefPtrWillBeMember<T>& node) { return is##thisType(node.get()); } \
     template <> inline bool isElementOfType<const thisType>(const SVGElement& element) { return is##thisType(element); } \
     DEFINE_ELEMENT_TYPE_CASTS_WITH_FUNCTION(thisType)
 
 } // namespace blink
 
 #include "core/SVGElementTypeHelpers.h"
 
 #endif // SVGElement_h