Switch to standard integer types in cc/.

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 <stddef.h>
+
 #include "cc/base/cc_export.h"
 #include "cc/playback/display_item_list.h"
 
 namespace gfx {
 class Rect;
 }
 
 namespace cc {
 
 class CC_EXPORT ContentLayerClient {
@@ skipping 24 matching lines @@
   // so that the result includes data cached internally during painting.
   virtual size_t GetApproximateUnsharedMemoryUsage() const = 0;
 
  protected:
   virtual ~ContentLayerClient() {}
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_CONTENT_LAYER_CLIENT_H_