cc: Fix style for comments at the end of namespaces

cc/frame_rate_controller.cc

 // 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.
 
 #include "config.h"
 
 #include "cc/frame_rate_controller.h"
 
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
@@ skipping 144 matching lines @@
 }
 
 base::TimeTicks FrameRateController::nextTickTime()
 {
     if (m_isTimeSourceThrottling)
         return m_timeSource->nextTickTime();
 
     return base::TimeTicks();
 }
 
-}
+}  // namespace cc