Stop using SVGElementInstance in SVGElement

Source/core/svg/SVGElement.h

 /*
  * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
  * Copyright (C) 2009 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.
  *
@@ skipping 22 matching lines @@
 
 namespace WebCore {
 
 class AffineTransform;
 class CSSCursorImageValue;
 class Document;
 class SVGAnimatedPropertyBase;
 class SubtreeLayoutScope;
 class SVGCursorElement;
 class SVGDocumentExtensions;
-class SVGElementInstance;
 class SVGElementRareData;
 class SVGFitToViewBox;
 class SVGSVGElement;
 
 void mapAttributeToCSSProperty(HashMap<StringImpl*, CSSPropertyID>* propertyNameToIdMap, const QualifiedName& attrName);
 
 class SVGElement : public Element {
 public:
     virtual ~SVGElement();
 
@@ skipping 48 matching lines @@
     void sendSVGLoadEventIfPossibleAsynchronously();
     void svgLoadEventTimerFired(Timer<SVGElement>*);
     virtual Timer<SVGElement>* svgLoadEventTimer();
 
     virtual AffineTransform* supplementalTransform() { return 0; }
 
     void invalidateSVGAttributes() { ensureUniqueElementData().m_animatedSVGAttributesAreDirty = true; }
     void invalidateSVGPresentationAttributeStyle() { ensureUniqueElementData().m_presentationAttributeStyleIsDirty = true; }
 
     const HashSet<SVGElement*>& instancesForElement() const;
+    void mapInstanceToElement(SVGElement*);
+    void removeInstanceMapping(SVGElement*);
 
     bool getBoundingBox(FloatRect&);
 
     void setCursorElement(SVGCursorElement*);
     void setCursorImageValue(CSSCursorImageValue*);
 #if !ENABLE(OILPAN)
     void cursorElementRemoved();
     void cursorImageValueRemoved();
 #endif
 
@@ skipping 82 matching lines @@
     bool hasSVGRareData() const { return m_hasSVGRareData; }
     void setHasSVGRareData() { m_hasSVGRareData = true; }
     void clearHasSVGRareData() { m_hasSVGRareData = false; }
 
     // SVGFitToViewBox::parseAttribute uses reportAttributeParsingError.
     friend class SVGFitToViewBox;
     void reportAttributeParsingError(SVGParsingError, const QualifiedName&, const AtomicString&);
     bool hasFocusEventListeners() const;
 
 private:
-    friend class SVGElementInstance;
-
     // FIXME: Author shadows should be allowed
     // https://bugs.webkit.org/show_bug.cgi?id=77938
     virtual bool areAuthorShadowsAllowed() const OVERRIDE FINAL { return false; }
 
     RenderStyle* computedStyle(PseudoId = NOPSEUDO);
     virtual RenderStyle* virtualComputedStyle(PseudoId pseudoElementSpecifier = NOPSEUDO) OVERRIDE FINAL { return computedStyle(pseudoElementSpecifier); }
     virtual void willRecalcStyle(StyleRecalcChange) OVERRIDE;
 
     void buildPendingResourcesIfNeeded();
 
-    void mapInstanceToElement(SVGElementInstance*);
-    void removeInstanceMapping(SVGElementInstance*);
-
     bool supportsSpatialNavigationFocus() const;
 
     HashSet<SVGElement*> m_elementsWithRelativeLengths;
 
     typedef HashMap<QualifiedName, RefPtr<SVGAnimatedPropertyBase> > AttributeToPropertyMap;
     AttributeToPropertyMap m_newAttributeToPropertyMap;
 
 #if !ASSERT_DISABLED
     bool m_inRelativeLengthClientsInvalidation;
 #endif
@@ skipping 15 matching lines @@
     static bool equal(const QualifiedName& a, const QualifiedName& b) { return a.matches(b); }
 };
 
 DEFINE_ELEMENT_TYPE_CASTS(SVGElement, isSVGElement());
 
 template <> inline bool isElementOfType<const SVGElement>(const Node& node) { return node.isSVGElement(); }
 
 }
 
 #endif