cc: Fix header include guards of our header files.

cc/damage_tracker.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 CCDamageTracker_h
-#define CCDamageTracker_h
+#ifndef CC_DAMAGE_TRACKER_H_
+#define CC_DAMAGE_TRACKER_H_
 
 #include "base/hash_tables.h"
 #include "base/memory/scoped_ptr.h"
 #include "cc/cc_export.h"
 #include "ui/gfx/rect_f.h"
 #include <vector>
 
 class SkImageFilter;
 
 namespace gfx {
@@ skipping 44 matching lines @@
     scoped_ptr<RectMap> m_nextRectHistory;
 
     gfx::RectF m_currentDamageRect;
     bool m_forceFullDamageNextUpdate;
 
     DISALLOW_COPY_AND_ASSIGN(DamageTracker);
 };
 
 } // namespace cc
 
-#endif // CCDamageTracker_h
+#endif  // CC_DAMAGE_TRACKER_H_