Add more missing closing namespace comments.

third_party/WebKit/Source/core/dom/QualifiedName.h

 /*
  * Copyright (C) 2005, 2006, 2009 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 166 matching lines @@
 namespace WTF {
 
 template<> struct DefaultHash<blink::QualifiedName> {
     typedef blink::QualifiedNameHash Hash;
 };
 
 template<> struct HashTraits<blink::QualifiedName> : SimpleClassHashTraits<blink::QualifiedName> {
     static const bool emptyValueIsZero = false;
     static blink::QualifiedName emptyValue() { return blink::QualifiedName::null(); }
 };
-}
+} // namespace WTF
 
 #endif