Smaller vtbls in RenderObject

Source/core/rendering/RenderQuote.h

 /*
  * Copyright (C) 2011 Nokia Inc. All rights reserved.
  * Copyright (C) 2012 Google 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.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 25 matching lines @@
     RenderQuote(Document*, const QuoteType);
     virtual ~RenderQuote();
     virtual void trace(Visitor*) override;
     void attachQuote();
 
 private:
     void detachQuote();
 
     virtual void willBeDestroyed() override;
     virtual const char* renderName() const override { return "RenderQuote"; };
-    virtual bool isQuote() const override { return true; };
+    virtual bool isOfType(RenderObjectType type) const override { return type == RenderObjectQuote || RenderInline::isOfType(type); }
     virtual void styleDidChange(StyleDifference, const RenderStyle*) override;
     virtual void willBeRemovedFromTree() override;
 
     String computeText() const;
     void updateText();
     const QuotesData* quotesData() const;
     void updateDepth();
     bool isAttached() { return m_attached; }
 
     QuoteType m_type;
     int m_depth;
     RawPtrWillBeMember<RenderQuote> m_next;
     RawPtrWillBeMember<RenderQuote> m_previous;
     bool m_attached;
     String m_text;
 };
 
 DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderQuote, isQuote());
 
 } // namespace blink
 
 #endif // RenderQuote_h