cc: Fix style for comments at the end of namespaces

cc/draw_quad.cc

 // 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.
 
 #include "config.h"
 
 #include "cc/draw_quad.h"
 
 #include "base/logging.h"
 #include "cc/checkerboard_draw_quad.h"
@@ skipping 79 matching lines @@
     copyQuad->setSharedQuadState(copiedSharedQuadState);
     return copyQuad.Pass();
 }
 
 void DrawQuad::setSharedQuadState(const SharedQuadState* sharedQuadState)
 {
     m_sharedQuadState = sharedQuadState;
     m_sharedQuadStateId = sharedQuadState->id;
 }
 
-}
+}  // namespace cc