Oilpan: move ClientRect and its list to the oilpan heap.

Source/core/page/Page.h

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2008 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
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 139 matching lines @@
     FocusController& focusController() const { return *m_focusController; }
     ContextMenuController& contextMenuController() const { return *m_contextMenuController; }
     InspectorController& inspectorController() const { return *m_inspectorController; }
     PointerLockController& pointerLockController() const { return *m_pointerLockController; }
     ValidationMessageClient* validationMessageClient() const { return m_validationMessageClient; }
     void setValidationMessageClient(ValidationMessageClient* client) { m_validationMessageClient = client; }
 
     ScrollingCoordinator* scrollingCoordinator();
 
     String mainThreadScrollingReasonsAsText();
-    PassRefPtr<ClientRectList> nonFastScrollableRects(const LocalFrame*);
+    PassRefPtrWillBeRawPtr<ClientRectList> nonFastScrollableRects(const LocalFrame*);
 
     Settings& settings() const { return *m_settings; }
     BackForwardClient& backForward() const { return *m_backForwardClient; }
 
     UseCounter& useCounter() { return m_useCounter; }
 
     void setTabKeyCyclesThroughElements(bool b) { m_tabKeyCyclesThroughElements = b; }
     bool tabKeyCyclesThroughElements() const { return m_tabKeyCyclesThroughElements; }
 
     void unmarkAllTextMatches();
@@ skipping 117 matching lines @@
     HashSet<MultisamplingChangedObserver*> m_multisamplingChangedObservers;
 
     // A pointer to all the interfaces provided to in-process Frames for this Page.
     // FIXME: Most of the members of Page should move onto FrameHost.
     OwnPtr<FrameHost> m_frameHost;
 };
 
 } // namespace WebCore
 
 #endif // Page_h