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

Source/core/testing/LayerRectList.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 26 matching lines @@
 #include "wtf/Vector.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
 class ClientRect;
 class ClientRectList;
 class LayerRect;
 class Node;
 
-class LayerRectList : public RefCountedWillBeGarbageCollected<LayerRectList> {
+class LayerRectList FINAL : public RefCountedWillBeGarbageCollected<LayerRectList> {
     DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(LayerRectList);
 public:
     static PassRefPtrWillBeRawPtr<LayerRectList> create()
     {
         return adoptRefWillBeNoop(new LayerRectList);
     }
 
     unsigned length() const;
     LayerRect* item(unsigned index);
-    void append(PassRefPtr<Node> layerRootNode, const String& layerName, PassRefPtr<ClientRect> layerRelativeRect);
+    void append(PassRefPtr<Node> layerRootNode, const String& layerName, PassRefPtrWillBeRawPtr<ClientRect> layerRelativeRect);
 
     void trace(Visitor*);
 
 private:
     LayerRectList();
 
     WillBeHeapVector<RefPtrWillBeMember<LayerRect> > m_list;
 };
 
 } // namespace WebCore
 
 #endif // ClientRectList_h