Remove undefined StyleResolverState::initElement() method

Source/core/css/resolver/StyleResolverState.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 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.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 114 matching lines @@
     // Though all CSS values that can be applied to outermost <svg> elements (width/height/border/padding...)
     // need to respect the scaling. RenderBox (the parent class of RenderSVGRoot) grabs values like
     // width/height/border/padding/... from the RenderStyle -> for SVG these values would never scale,
     // if we'd pass a 1.0 zoom factor everyhwere. So we only pass a zoom factor of 1.0 for specific
     // properties that are NOT allowed to scale within a zoomed SVG document (letter/word-spacing/font-size).
     bool useSVGZoomRules() const { return element() && element()->isSVGElement(); }
 
 private:
     friend class StyleResolveScope;
 
-    void initElement(Element*);
-
     ElementResolveContext m_elementContext;
     Document& m_document;
 
     // m_style is the primary output for each element's style resolve.
     RefPtr<RenderStyle> m_style;
 
     // m_parentStyle is not always just element->parentNode()->style()
     // so we keep it separate from m_elementContext.
     RefPtr<RenderStyle> m_parentStyle;
 
@@ skipping 18 matching lines @@
     // a back-pointer to this object.
     CSSToStyleMap m_styleMap;
     Vector<AtomicString> m_contentAttrValues;
 
     StyleRule* m_currentRule;
 };
 
 } // namespace WebCore
 
 #endif // StyleResolverState_h