Remove LayoutSVGResourceContainer::m_id

third_party/WebKit/Source/core/svg/SVGElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann
  * <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2008 Rob Buis <buis@kde.org>
  * Copyright (C) 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Alp Toker <alp@atoker.com>
  * Copyright (C) 2009 Cameron McCormack <cam@mcc.id.au>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 886 matching lines @@
 
 void SVGElement::attributeChanged(const AttributeModificationParams& params) {
   Element::attributeChanged(params);
 
   if (params.name == HTMLNames::idAttr) {
     rebuildAllIncomingReferences();
 
     LayoutObject* object = layoutObject();
     // Notify resources about id changes, this is important as we cache
     // resources by id in SVGDocumentExtensions
-    if (object && object->isSVGResourceContainer())
-      toLayoutSVGResourceContainer(object)->idChanged();
+    if (object && object->isSVGResourceContainer()) {
+      toLayoutSVGResourceContainer(object)->idChanged(params.oldValue,
+                                                      params.newValue);
+    }
     if (isConnected())
       buildPendingResourcesIfNeeded();
     invalidateInstances();
     return;
   }
 
   // Changes to the style attribute are processed lazily (see
   // Element::getAttribute() and related methods), so we don't want changes to
   // the style attribute to result in extra work here.
   if (params.name == HTMLNames::styleAttr)
@@ skipping 355 matching lines @@
   visitor->trace(m_className);
   Element::trace(visitor);
 }
 
 const AtomicString& SVGElement::eventParameterName() {
   DEFINE_STATIC_LOCAL(const AtomicString, evtString, ("evt"));
   return evtString;
 }
 
 }  // namespace blink