Defer late and async scripts

Source/core/dom/ScriptLoader.h

 /*
  * Copyright (C) 2008 Nikolas Zimmermann <zimmermann@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 79 matching lines @@
     ResourcePtr<ScriptResource> m_resource;
     WTF::OrdinalNumber m_startLineNumber;
     bool m_parserInserted : 1;
     bool m_isExternalScript : 1;
     bool m_alreadyStarted : 1;
     bool m_haveFiredLoad : 1;
     bool m_willBeParserExecuted : 1; // Same as "The parser will handle executing the script."
     bool m_readyToBeParserExecuted : 1;
     bool m_willExecuteWhenDocumentFinishedParsing : 1;
     bool m_forceAsync : 1;
+    bool m_hasAsyncAttribute : 1;
+    bool m_hasDeferAttribute : 1;
     bool m_willExecuteInOrder : 1;
     String m_characterEncoding;
     String m_fallbackCharacterEncoding;
 };
 
 ScriptLoader* toScriptLoaderIfPossible(Element*);
 
 inline PassOwnPtr<ScriptLoader> ScriptLoader::create(Element* element, bool createdByParser, bool isEvaluated)
 {
     return adoptPtr(new ScriptLoader(element, createdByParser, isEvaluated));
 }
 
 }
 
 
 #endif