Use IdTargetObserver in SVGSMILElement

third_party/WebKit/Source/core/svg/SVGURIReference.h

 /*
  * Copyright (C) 2004, 2005, 2008, 2009 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005 Rob Buis <buis@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 43 matching lines @@
                                              const TreeScope&,
                                              AtomicString* = nullptr);
 
   const String& hrefString() const { return m_href->currentValue()->value(); }
 
   // Create an 'id' observer for the href associated with this SVGURIReference
   // and its corresponding SVGElement (which should be passed as
   // |contextElement|.) Will call buildPendingResource() on |contextElement|
   // when changes to the 'id' are noticed.
   Element* observeTarget(Member<IdTargetObserver>&, SVGElement&);
+  // Create an 'id' observer for any id denoted by |hrefString|, calling
+  // buildPendingResource() on |contextElement| on changes.
+  static Element* observeTarget(Member<IdTargetObserver>&,
+                                SVGElement&,
+                                const String& hrefString);
   // Create an 'id' observer for |id| in the specified TreeScope. On changes,
   // the passed Closure will be called.
   static Element* observeTarget(Member<IdTargetObserver>&,
                                 TreeScope&,
                                 const AtomicString& id,
                                 std::unique_ptr<WTF::Closure>);
   // Unregister and destroy the observer.
   static void unobserveTarget(Member<IdTargetObserver>&);
 
   // JS API
@@ skipping 23 matching lines @@
  private:
   const String& m_relativeUrl;
   Member<const Document> m_document;
   mutable KURL m_absoluteUrl;
   bool m_isLocal;
 };
 
 }  // namespace blink
 
 #endif  // SVGURIReference_h