Remove StyleResolverState::styledElement() since we can just check isHTMLElement() or isSVGElement()

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 26 matching lines @@
 namespace WebCore {
 
 class FontDescription;
 class RenderRegion;
 
 // ElementResolveContext is immutable and serves as an input to the style resolve process.
 class ElementResolveContext {
 public:
     ElementResolveContext()
         : m_element(0)
-        , m_styledElement(0)
         , m_parentNode(0)
         , m_rootElementStyle(0)
         , m_elementLinkState(NotInsideLink)
         , m_distributedToInsertionPoint(false)
         , m_resetStyleInheritance(false)
     {
     }
 
     explicit ElementResolveContext(Element*);
 
     // FIXME: This should be removed, this exists to avoid changing behavior
     // while refactoring, but callers should just assign a null context instead.
     // FIXME: This is the only method making this class not immutable!
     void deprecatedPartialClear()
     {
         m_element = 0;
-        m_styledElement = 0;
         m_parentNode = 0;
     }
 
     Document* document() const { return m_element->document(); }
     bool isDocumentElement() const { return m_element && m_element == m_element->document()->documentElement(); }
 
     Element* element() const { return m_element; }
-    Element* styledElement() const { return m_styledElement; }
     const ContainerNode* parentNode() const { return m_parentNode; }
     RenderStyle* rootElementStyle() const { return m_rootElementStyle; }
     EInsideLink elementLinkState() const { return m_elementLinkState; }
     bool distributedToInsertionPoint() const { return m_distributedToInsertionPoint; }
     bool resetStyleInheritance() const { return m_resetStyleInheritance; }
 
 private:
     Element* m_element;
-    Element* m_styledElement;
     ContainerNode* m_parentNode;
     RenderStyle* m_rootElementStyle;
     EInsideLink m_elementLinkState;
     bool m_distributedToInsertionPoint;
     bool m_resetStyleInheritance;
 };
 
 class StyleResolverState {
 WTF_MAKE_NONCOPYABLE(StyleResolverState);
 public:
     StyleResolverState()
     : m_regionForStyling(0)
     , m_applyPropertyToRegularStyle(true)
     , m_applyPropertyToVisitedLinkStyle(false)
     , m_lineHeightValue(0)
     , m_fontDirty(false)
     , m_styleMap(*this, m_elementStyleResources)
     { }
 
     void initForStyleResolve(Document*, Element*, RenderStyle* parentStyle = 0, RenderRegion* regionForStyling = 0);
     void clear();
 
     // These are all just pass-through methods to ElementResolveContext.
     Document* document() const { return m_elementContext.document(); }
     Element* element() const { return m_elementContext.element(); }
-    Element* styledElement() const { return m_elementContext.styledElement(); }
     const ContainerNode* parentNode() const { return m_elementContext.parentNode(); }
     RenderStyle* rootElementStyle() const { return m_elementContext.rootElementStyle(); }
     EInsideLink elementLinkState() const { return m_elementContext.elementLinkState(); }
     bool distributedToInsertionPoint() const { return m_elementContext.distributedToInsertionPoint(); }
 
     const ElementResolveContext elementContext() const { return m_elementContext; }
 
     void setStyle(PassRefPtr<RenderStyle> style) { m_style = style; }
     RenderStyle* style() const { return m_style.get(); }
     PassRefPtr<RenderStyle> takeStyle() { return m_style.release(); }
@@ skipping 95 matching lines @@
 
     ElementStyleResources m_elementStyleResources;
     // CSSToStyleMap is a pure-logic class and only contains
     // a back-pointer to this object.
     CSSToStyleMap m_styleMap;
 };
 
 } // namespace WebCore
 
 #endif // StyleResolverState_h