Add layer name into frame viewer

cc/layers/content_layer_client.h

 // Copyright 2012 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 CC_LAYERS_CONTENT_LAYER_CLIENT_H_
 #define CC_LAYERS_CONTENT_LAYER_CLIENT_H_
 
+#include <string>

[enne (OOO), 2013/08/01 22:12:59]

As can this?

[qiankun, 2013/08/02 17:50:26]

Done.

+
 #include "cc/base/cc_export.h"
 
 class SkCanvas;
 
 namespace gfx {
 class Rect;
 class RectF;
 }
 
 namespace cc {
 
 class CC_EXPORT ContentLayerClient {
  public:
   virtual void PaintContents(SkCanvas* canvas,
                              gfx::Rect clip,
                              gfx::RectF* opaque) = 0;
 
   // Called by the content layer during the update phase.
   // If the client paints LCD text, it may want to invalidate the layer.
   virtual void DidChangeLayerCanUseLCDText() = 0;
 
  protected:
   virtual ~ContentLayerClient() {}
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_CONTENT_LAYER_CLIENT_H_