Remove the last SVG callers of bloatedCharacters

Source/core/rendering/svg/SVGTextLayoutAttributesBuilder.h

 /*
  * Copyright (C) Research In Motion Limited 2010-2012. 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,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 48 matching lines @@
             , length(newLength)
         {
         }
 
         SVGTextPositioningElement* element;
         unsigned start;
         unsigned length;
     };
 
     void buildCharacterDataMap(RenderSVGText*);
-    void collectTextPositioningElements(RenderObject*, const UChar*& lastCharacter);
+    void collectTextPositioningElements(RenderObject*, UChar& lastCharacter);
     void fillCharacterDataMap(const TextPosition&);
 
 private:
     unsigned m_textLength;
     Vector<TextPosition> m_textPositions;
     SVGCharacterDataMap m_characterDataMap;
     SVGTextMetricsBuilder m_metricsBuilder;
 };
 
 } // namespace WebCore
 
 #endif