FINALizing of the Node hierarchy.

Source/core/html/HTMLOptionElement.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Google 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
@@ skipping 14 matching lines @@
 #ifndef HTMLOptionElement_h
 #define HTMLOptionElement_h
 
 #include "HTMLElement.h"
 
 namespace WebCore {
 
 class HTMLDataListElement;
 class HTMLSelectElement;
 
-class HTMLOptionElement : public HTMLElement {
+class HTMLOptionElement FINAL : public HTMLElement {
 public:
     static PassRefPtr<HTMLOptionElement> create(Document*);
     static PassRefPtr<HTMLOptionElement> create(const QualifiedName&, Document*);
     static PassRefPtr<HTMLOptionElement> createForJSConstructor(Document*, const String& data, const String& value,
        bool defaultSelected, bool selected, ExceptionCode&);
 
     virtual String text() const;
     void setText(const String&, ExceptionCode&);
 
     int index() const;
@@ skipping 66 matching lines @@
 inline const HTMLOptionElement* toHTMLOptionElement(const Node* node)
 {
     return static_cast<const HTMLOptionElement*>(node);
 }
 
 #endif
 
 } // namespace
 
 #endif