Add more missing closing namespace comments.

third_party/WebKit/Source/core/svg/SVGViewSpec.cpp

 /*
  * Copyright (C) 2007, 2010 Rob Buis <buis@kde.org>
  *
  * 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 199 matching lines @@
         if (ptr < end && *ptr == ';')
             ptr++;
     }
 
     if (ptr >= end || *ptr != ')')
         return false;
 
     return true;
 }
 
-}
+} // namespace blink