Replace FINAL and OVERRIDE with their C++11 counterparts in Source/core/loader

Source/core/loader/SinkDocument.cpp

 /*
  * Copyright (C) 2010 Apple 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 26 matching lines @@
         return adoptRefWillBeNoop(new SinkDocumentParser(document));
     }
 
 private:
     SinkDocumentParser(SinkDocument* document)
         : RawDataDocumentParser(document)
     {
     }
 
     // Ignore all data.
-    virtual void appendBytes(const char*, size_t) OVERRIDE { }
+    virtual void appendBytes(const char*, size_t) override { }
 };
 
 SinkDocument::SinkDocument(const DocumentInit& initializer)
     : HTMLDocument(initializer)
 {
     setCompatibilityMode(QuirksMode);
     lockCompatibilityMode();
 }
 
 PassRefPtrWillBeRawPtr<DocumentParser> SinkDocument::createParser()
 {
     return SinkDocumentParser::create(this);
 }
 
 } // namespace blink