Apply FINAL to the RenderObject hierarchy.

Source/core/rendering/RenderTable.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, 2009, 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 22 matching lines @@
 namespace WebCore {
 
 class RenderTableCol;
 class RenderTableCaption;
 class RenderTableCell;
 class RenderTableSection;
 class TableLayout;
 
 enum SkipEmptySectionsValue { DoNotSkipEmptySections, SkipEmptySections };
 
-class RenderTable : public RenderBlock {
+class RenderTable FINAL : public RenderBlock {
 public:
     explicit RenderTable(Element*);
     virtual ~RenderTable();
 
     // Per CSS 3 writing-mode: "The first and second values of the 'border-spacing' property represent spacing between columns
     // and rows respectively, not necessarily the horizontal and vertical spacing respectively".
     int hBorderSpacing() const { return m_hSpacing; }
     int vBorderSpacing() const { return m_vSpacing; }
     
     bool collapseBorders() const { return style()->borderCollapse(); }
@@ skipping 305 matching lines @@
     ASSERT_WITH_SECURITY_IMPLICATION(!object || object->isTable());
     return static_cast<const RenderTable*>(object);
 }
 
 // This will catch anyone doing an unnecessary cast.
 void toRenderTable(const RenderTable*);
 
 } // namespace WebCore
 
 #endif // RenderTable_h