cc: Fix style for comments at the end of namespaces

cc/direct_renderer.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/direct_renderer.h"
 
 #include <vector>
 
@@ skipping 218 matching lines @@
 {
     return pass->outputRect().size();
 }
 
 // static
 GLenum DirectRenderer::renderPassTextureFormat(const RenderPass*)
 {
     return GL_RGBA;
 }
 
-}
+}  // namespace cc