cc: Fix header include guards of our header files.

cc/layer_tiling_data.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 CCLayerTilingData_h
-#define CCLayerTilingData_h
+#ifndef CC_LAYER_TILING_DATA_H_
+#define CC_LAYER_TILING_DATA_H_
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "cc/cc_export.h"
 #include "cc/hash_pair.h"
 #include "cc/scoped_ptr_hash_map.h"
 #include "cc/tiling_data.h"
 #include "ui/gfx/rect.h"
 #include "Region.h"
 
@@ skipping 61 matching lines @@
 
 protected:
     LayerTilingData(const gfx::Size& tileSize, BorderTexelOption);
 
     TileMap m_tiles;
     TilingData m_tilingData;
 };
 
 }
 
-#endif
+#endif  // CC_LAYER_TILING_DATA_H_