cc: Fix header include guards of our header files.

cc/skpicture_content_layer_updater.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 SkPictureContentLayerUpdater_h
-#define SkPictureContentLayerUpdater_h
+#ifndef CC_SKPICTURE_CONTENT_LAYER_UPDATER_H_
+#define CC_SKPICTURE_CONTENT_LAYER_UPDATER_H_
 
 #include "cc/content_layer_updater.h"
 #include "third_party/skia/include/core/SkPicture.h"
 
 class SkCanvas;
 
 namespace cc {
 
 class LayerPainter;
 
@@ skipping 33 matching lines @@
     bool layerIsOpaque() const { return m_layerIsOpaque; }
 
 private:
     // Recording canvas.
     SkPicture m_picture;
     // True when it is known that all output pixels will be opaque.
     bool m_layerIsOpaque;
 };
 
 } // namespace cc
-#endif // SkPictureContentLayerUpdater_h
+#endif  // CC_SKPICTURE_CONTENT_LAYER_UPDATER_H_