SVG: Move/rename reference management to SVGElement

Source/core/svg/SVGDocumentExtensions.h

 /*
  * Copyright (C) 2006 Apple Inc. All rights reserved.
  * Copyright (C) 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  *
  * 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 23 matching lines @@
 class RenderSVGResourceContainer;
 class SubtreeLayoutScope;
 class SVGElement;
 #if ENABLE(SVG_FONTS)
 class SVGFontFaceElement;
 #endif
 class SVGResourcesCache;
 class SVGSVGElement;
 class Element;
 
-typedef WillBeHeapHashSet<RawPtrWillBeMember<SVGElement> > SVGElementSet;
-
 class SVGDocumentExtensions : public NoBaseWillBeGarbageCollectedFinalized<SVGDocumentExtensions> {
     WTF_MAKE_NONCOPYABLE(SVGDocumentExtensions); WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
 public:
     typedef HashSet<Element*> SVGPendingElements;
     explicit SVGDocumentExtensions(Document*);
     ~SVGDocumentExtensions();
 
     void addTimeContainer(SVGSVGElement*);
     void removeTimeContainer(SVGSVGElement*);
 
     void addResource(const AtomicString& id, RenderSVGResourceContainer*);
     void removeResource(const AtomicString& id);
     RenderSVGResourceContainer* resourceById(const AtomicString& id) const;
 
     static void serviceOnAnimationFrame(Document&, double monotonicAnimationStartTime);
 
     void startAnimations();
     void pauseAnimations();
     void dispatchSVGLoadEventToOutermostSVGElements();
 
     void reportWarning(const String&);
     void reportError(const String&);
 
     SVGResourcesCache* resourcesCache() const { return m_resourcesCache.get(); }
 
-    SVGElementSet* setOfElementsReferencingTarget(SVGElement* referencedElement) const;
-    void addElementReferencingTarget(SVGElement* referencingElement, SVGElement* referencedElement);
-    void removeAllTargetReferencesForElement(SVGElement*);
-    void rebuildAllElementReferencesForTarget(SVGElement*);
-    void removeAllElementReferencesForTarget(SVGElement*);
-
     void addSVGRootWithRelativeLengthDescendents(SVGSVGElement*);
     void removeSVGRootWithRelativeLengthDescendents(SVGSVGElement*);
     bool isSVGRootWithRelativeLengthDescendents(SVGSVGElement*) const;
     void invalidateSVGRootsWithRelativeLengthDescendents(SubtreeLayoutScope*);
 
 #if ENABLE(SVG_FONTS)
     const WillBeHeapHashSet<RawPtrWillBeMember<SVGFontFaceElement> >& svgFontFaceElements() const { return m_svgFontFaceElements; }
     void registerSVGFontFaceElement(SVGFontFaceElement*);
     void unregisterSVGFontFaceElement(SVGFontFaceElement*);
 
@@ skipping 47 matching lines @@
     void markPendingResourcesForRemoval(const AtomicString&);
     Element* removeElementFromPendingResourcesForRemoval(const AtomicString&);
 
 private:
     PassOwnPtr<SVGPendingElements> removePendingResourceForRemoval(const AtomicString&);
 };
 
 }
 
 #endif