Add more missing closing namespace comments.

third_party/WebKit/Source/modules/canvas2d/CanvasPathMethods.h

 /*
  * Copyright (C) 2006, 2007, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2012, 2013 Adobe Systems Incorporated. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 42 matching lines @@
     virtual bool isTransformInvertible() const { return true; }
 
 protected:
     CanvasPathMethods() { m_path.setIsVolatile(true); }
     CanvasPathMethods(const Path& path) : m_path(path)
     {
         m_path.setIsVolatile(true);
     }
     Path m_path;
 };
-}
+} // namespace blink
 
 #endif