Apply FINAL to the RenderObject hierarchy.

Source/core/rendering/RenderEmbeddedObject.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Simon Hausmann <hausmann@kde.org>
  *           (C) 2000 Stefan Schimanski (1Stein@gmx.de)
  * Copyright (C) 2004, 2005, 2006, 2008, 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
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 237 matching lines @@
     updateLogicalWidth();
     updateLogicalHeight();
 
     RenderPart::layout();
 
     m_overflow.clear();
     addVisualEffectOverflow();
 
     updateLayerTransform();
 
-    if (!widget() && frameView() && canHaveWidget())
+    if (!widget() && frameView())
         frameView()->addWidgetToUpdate(this);
 
     setNeedsLayout(false);
 
     if (!canHaveChildren())
         return;
 
     // This code copied from RenderMedia::layout().
     RenderObject* child = m_children.firstChild();
 
@@ skipping 159 matching lines @@
     }
     return RenderPart::getCursor(point, cursor);
 }
 
 bool RenderEmbeddedObject::canHaveChildren() const
 {
     return false;
 }
 
 }