Apply FINAL to the RenderObject hierarchy.

Source/core/rendering/RenderView.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2006 Apple Computer, Inc.
  *
  * 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.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 21 matching lines @@
 
 class FlowThreadController;
 class RenderLayerCompositor;
 class RenderQuote;
 class RenderWidget;
 
 #if USE(3D_GRAPHICS)
 class CustomFilterGlobalContext;
 #endif
 
-class RenderView : public RenderBlock {
+class RenderView FINAL : public RenderBlock {
 public:
     explicit RenderView(Document*);
     virtual ~RenderView();
 
     bool hitTest(const HitTestRequest&, HitTestResult&);
     bool hitTest(const HitTestRequest&, const HitTestLocation&, HitTestResult&);
 
     virtual const char* renderName() const OVERRIDE { return "RenderView"; }
 
     virtual bool isRenderView() const OVERRIDE { return true; }
@@ skipping 386 matching lines @@
     RenderObject::FlowThreadState m_flowThreadState;
     bool m_fragmenting;
 #ifndef NDEBUG
     LayoutState* m_layoutState;
 #endif
 };
 
 } // namespace WebCore
 
 #endif // RenderView_h