Oilpan: put ClientRect(List) on the heap.

Source/core/testing/LayerRectList.cpp

Index: Source/core/testing/LayerRectList.cpp
diff --git a/Source/core/testing/LayerRectList.cpp b/Source/core/testing/LayerRectList.cpp
index 07816c97d678243638f4e7fe7875d2ce6d2e4bba..ef9260e8c07bf97b39a629507549050ae0e14a2c 100644
--- a/Source/core/testing/LayerRectList.cpp
+++ b/Source/core/testing/LayerRectList.cpp
@@ -54,7 +54,7 @@ LayerRect* LayerRectList::item(unsigned index)
     return m_list[index].get();
 }
 
-void LayerRectList::append(PassRefPtrWillBeRawPtr<Node> layerRootNode, const String& layerType, int layerOffsetX, int layerOffsetY, PassRefPtrWillBeRawPtr<ClientRect> layerRelativeRect)
+void LayerRectList::append(PassRefPtrWillBeRawPtr<Node> layerRootNode, const String& layerType, int layerOffsetX, int layerOffsetY, ClientRect* layerRelativeRect)
 {
     m_list.append(LayerRect::create(layerRootNode, layerType, layerOffsetX, layerOffsetY, layerRelativeRect));
 }