cc: Fix style for comments at the end of namespaces

cc/managed_memory_policy.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 "managed_memory_policy.h"
 
 #include "priority_calculator.h"
 
@@ skipping 24 matching lines @@
            priorityCutoffWhenVisible == other.priorityCutoffWhenVisible &&
            bytesLimitWhenNotVisible == other.bytesLimitWhenNotVisible &&
            priorityCutoffWhenNotVisible == other.priorityCutoffWhenNotVisible;
 }
 
 bool ManagedMemoryPolicy::operator!=(const ManagedMemoryPolicy& other) const
 {
     return !(*this == other);
 }
 
-} // namespace cc
+}  // namespace cc