FINALizing of the Node hierarchy.

Source/core/html/HTMLStyleElement.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2010 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 16 matching lines @@
 #include "StyleElement.h"
 
 namespace WebCore {
 
 class HTMLStyleElement;
 class StyleSheet;
 
 template<typename T> class EventSender;
 typedef EventSender<HTMLStyleElement> StyleEventSender;
 
-class HTMLStyleElement : public HTMLElement, private StyleElement {
+class HTMLStyleElement FINAL : public HTMLElement, private StyleElement {
 public:
     static PassRefPtr<HTMLStyleElement> create(const QualifiedName&, Document*, bool createdByParser);
     virtual ~HTMLStyleElement();
 
     void setType(const AtomicString&);
 
     bool scoped() const;
     void setScoped(bool);
     Element* scopingElement() const;
     bool isRegisteredAsScoped() const
@@ skipping 45 matching lines @@
         NotRegistered,
         RegisteredAsScoped,
         RegisteredInShadowRoot
     };
     ScopedStyleRegistrationState m_scopedStyleRegistrationState;
 };
 
 } //namespace
 
 #endif