Oilpan: put ClientRect(List) on the heap.

Source/core/dom/ClientRect.h

Index: Source/core/dom/ClientRect.h
diff --git a/Source/core/dom/ClientRect.h b/Source/core/dom/ClientRect.h
index c52f7d7ba0013f31205ff8d58a208ed58b3926ed..99276e1f0c6461c92137b9e652a7b6643893d4f2 100644
--- a/Source/core/dom/ClientRect.h
+++ b/Source/core/dom/ClientRect.h
@@ -31,27 +31,25 @@
 #include "core/CoreExport.h"
 #include "platform/geometry/FloatRect.h"
 #include "platform/heap/Handle.h"
-#include "wtf/PassRefPtr.h"
-#include "wtf/RefCounted.h"
 
 namespace blink {
 
 class IntRect;
 
-class CORE_EXPORT ClientRect final : public RefCountedWillBeGarbageCollected<ClientRect>, public ScriptWrappable {
+class CORE_EXPORT ClientRect final : public GarbageCollected<ClientRect>, public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
 public:
-    static PassRefPtrWillBeRawPtr<ClientRect> create()
+    static ClientRect* create()
     {
-        return adoptRefWillBeNoop(new ClientRect);
+        return new ClientRect;
     }
-    static PassRefPtrWillBeRawPtr<ClientRect> create(const IntRect& rect)
+    static ClientRect* create(const IntRect& rect)
     {
-        return adoptRefWillBeNoop(new ClientRect(rect));
+        return new ClientRect(rect);
     }
-    static PassRefPtrWillBeRawPtr<ClientRect> create(const FloatRect& rect)
+    static ClientRect* create(const FloatRect& rect)
     {
-        return adoptRefWillBeNoop(new ClientRect(rect));
+        return new ClientRect(rect);
     }
 
     float top() const { return m_rect.y(); }