Add more missing closing namespace comments.

third_party/WebKit/Source/core/html/parser/HTMLViewSourceParser.h

 /*
  * Copyright (C) 2010 Google, Inc. 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.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 45 matching lines @@
     void pumpTokenizer();
     void updateTokenizerState();
 
     HTMLInputStream m_input;
     HTMLToken m_token;
     HTMLSourceTracker m_sourceTracker;
     OwnPtr<HTMLTokenizer> m_tokenizer;
     XSSAuditor m_xssAuditor;
 };
 
-}
+} // namespace blink
 
 #endif