Add more missing closing namespace comments.

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

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  * 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
@@ skipping 247 matching lines @@
     Vector<LChar, 32> m_temporaryBuffer;
 
     // We occationally want to emit both a character token and an end tag
     // token (e.g., when lexing script). We buffer the name of the end tag
     // token here so we remember it next time we re-enter the tokenizer.
     Vector<LChar, 32> m_bufferedEndTagName;
 
     HTMLParserOptions m_options;
 };
 
-}
+} // namespace blink
 
 #endif