[cc] Store CCLayerImpls as scoped_ptrs

cc/CCLayerTreeHostCommon.h

 // Copyright 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CCLayerTreeHostCommon_h
 #define CCLayerTreeHostCommon_h
 
 #include "base/memory/ref_counted.h"
-#include "cc/own_ptr_vector.h"
+#include "cc/scoped_ptr_vector.h"
 #include "IntRect.h"
 #include "IntSize.h"
 #include <public/WebTransformationMatrix.h>
 #include <wtf/Vector.h>
 
 namespace cc {
 
 class CCLayerImpl;
 class CCLayerSorter;
 class LayerChromium;
@@ skipping 12 matching lines @@
 
     // Returns a layer with the given id if one exists in the subtree starting
     // from the given root layer (including mask and replica layers).
     template<typename LayerType> static LayerType* findLayerInSubtree(LayerType* rootLayer, int layerId);
 
     static LayerChromium* getChildAsRawPtr(const std::vector<scoped_refptr<LayerChromium> >& children, size_t index)
     {
         return children[index].get();
     }
 
-    static CCLayerImpl* getChildAsRawPtr(const OwnPtrVector<CCLayerImpl>& children, size_t index)
+    static CCLayerImpl* getChildAsRawPtr(const ScopedPtrVector<CCLayerImpl>& children, size_t index)
     {
         return children[index];
     }
 
     struct ScrollUpdateInfo {
         int layerId;
         IntSize scrollDelta;
     };
 };
 
@@ skipping 34 matching lines @@
     for (size_t i = 0; i < rootLayer->children().size(); ++i) {
         if (LayerType* found = findLayerInSubtree(getChildAsRawPtr(rootLayer->children(), i), layerId))
             return found;
     }
     return 0;
 }
 
 } // namespace cc
 
 #endif