Move Frame to the Oilpan heap.

Source/core/frame/LocalFrame.h

 /*
  * Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
  *                     1999-2001 Lars Knoll <knoll@kde.org>
  *                     1999-2001 Antti Koivisto <koivisto@kde.org>
  *                     2000-2001 Simon Hausmann <hausmann@kde.org>
  *                     2000-2001 Dirk Mueller <mueller@kde.org>
  *                     2000 Stefan Schimanski <1Stein@gmx.de>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
@@ skipping 46 matching lines @@
     class IntSize;
     class Node;
     class Range;
     class RenderView;
     class TreeScope;
     class ScriptController;
     class SpellChecker;
     class TreeScope;
     class VisiblePosition;
 
-    class LocalFrame : public Frame, public WillBePersistentHeapSupplementable<LocalFrame>  {
+    class LocalFrame : public Frame, public WillBeHeapSupplementable<LocalFrame>  {
     public:
-        static PassRefPtr<LocalFrame> create(FrameLoaderClient*, FrameHost*, FrameOwner*);
+        static PassRefPtrWillBeRawPtr<LocalFrame> create(FrameLoaderClient*, FrameHost*, FrameOwner*);
 
         virtual bool isLocalFrame() const OVERRIDE { return true; }
 
         void init();
         void setView(PassRefPtr<FrameView>);
         void createView(const IntSize&, const Color&, bool,
             ScrollbarMode = ScrollbarAuto, bool horizontalLock = false,
             ScrollbarMode = ScrollbarAuto, bool verticalLock = false);
 
         virtual ~LocalFrame();
+        virtual void trace(Visitor*) OVERRIDE;
 
         virtual void detach() OVERRIDE;
 
         void addDestructionObserver(FrameDestructionObserver*);
         void removeDestructionObserver(FrameDestructionObserver*);
 
         void willDetachFrameHost();
         void detachFromFrameHost();
 
         virtual void disconnectOwnerElement() OVERRIDE;
@@ skipping 65 matching lines @@
         bool shouldReuseDefaultView(const KURL&) const;
         void removeSpellingMarkersUnderWords(const Vector<String>& words);
 
     // ========
 
     private:
         LocalFrame(FrameLoaderClient*, FrameHost*, FrameOwner*);
 
         String localLayerTreeAsText(unsigned flags) const;
 
-        HashSet<FrameDestructionObserver*> m_destructionObservers;
+        void detachView();
+
+        WillBeHeapHashSet<RawPtrWillBeWeakMember<FrameDestructionObserver> > m_destructionObservers;
         mutable FrameLoader m_loader;
         mutable NavigationScheduler m_navigationScheduler;
 
         RefPtr<FrameView> m_view;
         // Usually 0. Non-null if this is the top frame of PagePopup.
-        RefPtrWillBePersistent<Element> m_pagePopupOwner;
+        RefPtrWillBeMember<Element> m_pagePopupOwner;
 
         OwnPtr<ScriptController> m_script;
-        const OwnPtrWillBePersistent<Editor> m_editor;
-        const OwnPtr<SpellChecker> m_spellChecker;
-        const OwnPtrWillBePersistent<FrameSelection> m_selection;
-        const OwnPtrWillBePersistent<EventHandler> m_eventHandler;
-        const OwnPtrWillBePersistent<FrameConsole> m_console;
-        OwnPtr<InputMethodController> m_inputMethodController;
+        const OwnPtrWillBeMember<Editor> m_editor;
+        const OwnPtrWillBeMember<SpellChecker> m_spellChecker;
+        const OwnPtrWillBeMember<FrameSelection> m_selection;
+        const OwnPtrWillBeMember<EventHandler> m_eventHandler;
+        const OwnPtrWillBeMember<FrameConsole> m_console;
+        OwnPtrWillBeMember<InputMethodController> m_inputMethodController;
 
         float m_pageZoomFactor;
         float m_textZoomFactor;
 
         bool m_inViewSourceMode;
     };
 
     inline void LocalFrame::init()
     {
         m_loader.init();
@@ skipping 63 matching lines @@
     DEFINE_TYPE_CASTS(LocalFrame, Frame, localFrame, localFrame->isLocalFrame(), localFrame.isLocalFrame());
 
 } // namespace blink
 
 // During refactoring, there are some places where we need to do type conversions that
 // will not be needed once all instances of LocalFrame and RemoteFrame are sorted out.
 // At that time this #define will be removed and all the uses of it will need to be corrected.
 #define toLocalFrameTemporary toLocalFrame
 
 #endif // LocalFrame_h