Updating <object> upon changing "data", "classid", "type" attributes.

Source/core/html/HTMLObjectElement.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  *
  * 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.
  *
@@ skipping 81 matching lines @@
 
     bool hasFallbackContent() const;
 
     // FIXME: This function should not deal with url or serviceType
     // so that we can better share code between <object> and <embed>.
     void parametersForPlugin(Vector<String>& paramNames, Vector<String>& paramValues, String& url, String& serviceType);
 
     bool shouldAllowQuickTimeClassIdQuirk();
     bool hasValidClassId();
 
+    void reloadPluginOnAttributeChange(const QualifiedName&);
+
     virtual void refFormAssociatedElement() OVERRIDE { ref(); }
     virtual void derefFormAssociatedElement() OVERRIDE { deref(); }
 
     virtual bool shouldRegisterAsNamedItem() const OVERRIDE { return true; }
     virtual bool shouldRegisterAsExtraNamedItem() const OVERRIDE { return true; }
 
     String m_classId;
     bool m_useFallbackContent : 1;
 };
 
@@ skipping 15 matching lines @@
     const HTMLObjectElement& objectElement = static_cast<const HTMLObjectElement&>(element);
     // We need to assert after the cast because FormAssociatedElement doesn't
     // have hasTagName.
     ASSERT_WITH_SECURITY_IMPLICATION(objectElement.hasTagName(HTMLNames::objectTag));
     return objectElement;
 }
 
 }
 
 #endif