Update remaining rendering classes to use OVERRIDE / FINAL when needed

Source/core/rendering/svg/RenderSVGHiddenContainer.h

 /*
  * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
  *
  * 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,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 14 matching lines @@
 namespace WebCore {
 
 class SVGElement;
 
 // This class is for containers which are never drawn, but do need to support style
 // <defs>, <linearGradient>, <radialGradient> are all good examples
 class RenderSVGHiddenContainer : public RenderSVGContainer {
 public:
     explicit RenderSVGHiddenContainer(SVGElement*);
 
-    virtual const char* renderName() const { return "RenderSVGHiddenContainer"; }
+    virtual const char* renderName() const OVERRIDE { return "RenderSVGHiddenContainer"; }
 
 protected:
-    virtual void layout();
+    virtual void layout() OVERRIDE;
 
 private:
     virtual bool isSVGHiddenContainer() const OVERRIDE FINAL { return true; }
 
     virtual void paint(PaintInfo&, const LayoutPoint&) OVERRIDE FINAL;
 
     virtual LayoutRect clippedOverflowRectForRepaint(const RenderLayerModelObject*) const OVERRIDE FINAL { return LayoutRect(); }
     virtual void absoluteQuads(Vector<FloatQuad>&, bool* wasFixed) const OVERRIDE FINAL;
 
     virtual bool nodeAtFloatPoint(const HitTestRequest&, HitTestResult&, const FloatPoint& pointInParent, HitTestAction) OVERRIDE FINAL;
 };
 }
 
 #endif // RenderSVGHiddenContainer_h