Oilpan: move mutation observers to the Oilpan heap.

Source/core/dom/Node.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * 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
@@ skipping 18 matching lines @@
 #include "bindings/v8/ScriptWrappable.h"
 #include "core/dom/MutationObserver.h"
 #include "core/dom/SimulatedClickOptions.h"
 #include "core/dom/TreeScope.h"
 #include "core/dom/TreeShared.h"
 #include "core/editing/EditingBoundary.h"
 #include "core/events/EventTarget.h"
 #include "core/inspector/InspectorCounters.h"
 #include "core/rendering/style/RenderStyleConstants.h"
 #include "platform/geometry/LayoutRect.h"
+#include "platform/heap/Handle.h"
 #include "platform/weborigin/KURLHash.h"
 #include "wtf/Forward.h"
 #include "wtf/ListHashSet.h"
 #include "wtf/text/AtomicString.h"
 
 // This needs to be here because Document.h also depends on it.
 #define DUMP_NODE_STATISTICS 0
 
 namespace WebCore {
 
@@ skipping 591 matching lines @@
 
     void dispatchInputEvent();
 
     // Perform the default action for an event.
     virtual void defaultEventHandler(Event*);
     virtual void willCallDefaultEventHandler(const Event&);
 
     virtual EventTargetData* eventTargetData() OVERRIDE;
     virtual EventTargetData& ensureEventTargetData() OVERRIDE;
 
-    void getRegisteredMutationObserversOfType(HashMap<MutationObserver*, MutationRecordDeliveryOptions>&, MutationObserver::MutationType, const QualifiedName* attributeName);
+    void getRegisteredMutationObserversOfType(WillBeHeapHashMap<RawPtrWillBeMember<MutationObserver>, MutationRecordDeliveryOptions>&, MutationObserver::MutationType, const QualifiedName* attributeName);
     void registerMutationObserver(MutationObserver&, MutationObserverOptions, const HashSet<AtomicString>& attributeFilter);
     void unregisterMutationObserver(MutationObserverRegistration*);
     void registerTransientMutationObserver(MutationObserverRegistration*);
     void unregisterTransientMutationObserver(MutationObserverRegistration*);
     void notifyMutationObserversNodeWillDetach();
 
     virtual void registerScopedHTMLStyleChild();
     virtual void unregisterScopedHTMLStyleChild();
     size_t numberOfScopedHTMLStyleChildren() const;
 
@@ skipping 152 matching lines @@
     void traceStyleChange(StyleChangeType);
     void traceStyleChangeIfNeeded(StyleChangeType);
     void setStyleChange(StyleChangeType);
 
     virtual RenderStyle* nonRendererStyle() const { return 0; }
 
     virtual RenderStyle* virtualComputedStyle(PseudoId = NOPSEUDO);
 
     void trackForDebugging();
 
-    Vector<OwnPtr<MutationObserverRegistration> >* mutationObserverRegistry();
-    HashSet<MutationObserverRegistration*>* transientMutationObserverRegistry();
+    WillBeHeapVector<OwnPtrWillBeMember<MutationObserverRegistration> >* mutationObserverRegistry();
+    WillBeHeapHashSet<RawPtrWillBeMember<MutationObserverRegistration> >* transientMutationObserverRegistry();
 
     mutable uint32_t m_nodeFlags;
     ContainerNode* m_parentOrShadowHostNode;
     TreeScope* m_treeScope;
     Node* m_previous;
     Node* m_next;
     // When a node has rare data we move the renderer into the rare data.
     union DataUnion {
         DataUnion() : m_renderer(0) { }
         RenderObject* m_renderer;
@@ skipping 72 matching lines @@
 } // namespace WebCore
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showNode(const WebCore::Node*);
 void showTree(const WebCore::Node*);
 void showNodePath(const WebCore::Node*);
 #endif
 
 #endif