Use a bitmask for SVG render object types

Source/core/rendering/svg/RenderSVGInline.h

 /*
  * Copyright (C) 2006 Oliver Hunt <ojh16@student.canterbury.ac.nz>
  * 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 12 matching lines @@
 
 #include "core/rendering/RenderInline.h"
 
 namespace WebCore {
 
 class RenderSVGInline : public RenderInline {
 public:
     explicit RenderSVGInline(Element*);
 
     virtual const char* renderName() const { return "RenderSVGInline"; }
+    virtual SVGType getSVGType() const OVERRIDE { return IsSVGInline; }
+
     virtual bool requiresLayer() const OVERRIDE FINAL { return false; }
-    virtual bool isSVGInline() const OVERRIDE FINAL { return true; }
 
     virtual bool isChildAllowed(RenderObject*, RenderStyle*) const OVERRIDE;
 
     // Chapter 10.4 of the SVG Specification say that we should use the
     // object bounding box of the parent text element.
     // We search for the root text element and take its bounding box.
     // It is also necessary to take the stroke and repaint rect of
     // this element, since we need it for filters.
     virtual FloatRect objectBoundingBox() const OVERRIDE FINAL;
     virtual FloatRect strokeBoundingBox() const OVERRIDE FINAL;
@@ skipping 11 matching lines @@
     virtual void willBeDestroyed() OVERRIDE FINAL;
     virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle) OVERRIDE FINAL;
 
     virtual void addChild(RenderObject* child, RenderObject* beforeChild = 0) OVERRIDE FINAL;
     virtual void removeChild(RenderObject*) OVERRIDE FINAL;
 };
 
 }
 
 #endif // !RenderSVGTSpan_H