Add more missing closing namespace comments.

third_party/WebKit/Source/core/layout/svg/SVGLayoutTreeAsText.cpp

 /*
  * Copyright (C) 2004, 2005, 2007, 2009 Apple Inc. All rights reserved.
  *           (C) 2005 Rob Buis <buis@kde.org>
  *           (C) 2006 Alexander Kellett <lypanov@kde.org>
  * Copyright (C) Research In Motion Limited 2010. 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
@@ skipping 154 matching lines @@
     SVGEnumerationStringEntries::const_iterator itEnd = entries.end();
     for (; it != itEnd; ++it) {
         if (value == it->first)
             return it->second;
     }
 
     ASSERT_NOT_REACHED();
     return String();
 }
 
-}
+} // namespace
 
 static TextStream& operator<<(TextStream& ts, const SVGUnitTypes::SVGUnitType& unitType)
 {
     ts << SVGEnumerationToString<SVGUnitTypes::SVGUnitType>(unitType);
     return ts;
 }
 
 static TextStream& operator<<(TextStream& ts, const SVGMarkerUnitsType& markerUnit)
 {
     ts << SVGEnumerationToString<SVGMarkerUnitsType>(markerUnit);
@@ skipping 479 matching lines @@
             ts << " ";
             writeNameAndQuotedValue(ts, "filter", svgStyle.filterResource());
             ts << " ";
             writeStandardPrefix(ts, *filter, 0);
             ts << " " << filter->resourceBoundingBox(&layoutObject) << "\n";
         }
     }
 }
 
 } // namespace blink