Pass a struct to ContainerNode::childrenChanged() instead of separate arguments

Source/core/svg/SVGFontFaceFormatElement.cpp

 /*
  * Copyright (C) 2007 Eric Seidel <eric@webkit.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,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 19 matching lines @@
 using namespace SVGNames;
 
 inline SVGFontFaceFormatElement::SVGFontFaceFormatElement(Document& document)
     : SVGElement(font_face_formatTag, document)
 {
     ScriptWrappable::init(this);
 }
 
 DEFINE_NODE_FACTORY(SVGFontFaceFormatElement)
 
-void SVGFontFaceFormatElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
+void SVGFontFaceFormatElement::childrenChanged(const ChildrenChange& change)
 {
-    SVGElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
+    SVGElement::childrenChanged(change);
 
     if (!isSVGFontFaceUriElement(parentNode()))
         return;
 
     ContainerNode* ancestor = parentNode()->parentNode();
     if (!isSVGFontFaceSrcElement(ancestor))
         return;
 
     ancestor = ancestor->parentNode();
     if (isSVGFontFaceElement(ancestor))
         toSVGFontFaceElement(ancestor)->rebuildFontFace();
 }
 
 }
 
 #endif // ENABLE(SVG_FONTS)