Add more missing closing namespace comments.

third_party/WebKit/Source/core/fetch/StyleSheetResource.h

 /*
  * Copyright (C) 2013 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 29 matching lines @@
 
 class CORE_EXPORT StyleSheetResource : public TextResource {
 public:
     using ClientType = StyleSheetResourceClient;
 
     StyleSheetResource(const ResourceRequest& request, Type type, const String& mimeType, const String& charset)
         : TextResource(request, type, mimeType, charset)
     { }
 };
 
-}
+} // namespace blink
 
 #endif