FINALizing of the Node hierarchy.

Source/core/html/HTMLTableCellElement.h

 /*
  * Copyright (C) 1997 Martin Jones (mjones@kde.org)
  *           (C) 1997 Torben Weis (weis@kde.org)
  *           (C) 1998 Waldo Bastian (bastian@kde.org)
  *           (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 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
@@ skipping 12 matching lines @@
  *
  */
 
 #ifndef HTMLTableCellElement_h
 #define HTMLTableCellElement_h
 
 #include "HTMLTablePartElement.h"
 
 namespace WebCore {
 
-class HTMLTableCellElement : public HTMLTablePartElement {
+class HTMLTableCellElement FINAL : public HTMLTablePartElement {
 public:
     static PassRefPtr<HTMLTableCellElement> create(const QualifiedName&, Document*);
 
     int cellIndex() const;
 
     int colSpan() const;
     int rowSpan() const;
 
     void setCellIndex(int);
 
@@ skipping 36 matching lines @@
 
 inline const HTMLTableCellElement* toHTMLTableCellElement(const Node* node)
 {
     return static_cast<const HTMLTableCellElement*>(node);
 }
 #endif
 
 } // namespace
 
 #endif