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

Source/core/svg/SVGPatternElement.cpp

Index: Source/core/svg/SVGPatternElement.cpp
diff --git a/Source/core/svg/SVGPatternElement.cpp b/Source/core/svg/SVGPatternElement.cpp
index 576020715d9ec94fa95a2b0f7cf7d596c9a3bbdc..0dab17d7457f03f737968681d68b67c050a39d7c 100644
--- a/Source/core/svg/SVGPatternElement.cpp
+++ b/Source/core/svg/SVGPatternElement.cpp
@@ -125,11 +125,11 @@ void SVGPatternElement::svgAttributeChanged(const QualifiedName& attrName)
         renderer->invalidateCacheAndMarkForLayout();
 }
 
-void SVGPatternElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
+void SVGPatternElement::childrenChanged(const ChildrenChange& change)
 {
-    SVGElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
+    SVGElement::childrenChanged(change);
 
-    if (changedByParser)
+    if (change.byParser)
         return;
 
     if (RenderObject* object = renderer())