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

Source/core/html/HTMLObjectElement.cpp

Index: Source/core/html/HTMLObjectElement.cpp
diff --git a/Source/core/html/HTMLObjectElement.cpp b/Source/core/html/HTMLObjectElement.cpp
index b71d290d1484046ef6dd8d7c944f2d7aa4fa991f..572bb2acf827787bc149419f0d073996038c35ae 100644
--- a/Source/core/html/HTMLObjectElement.cpp
+++ b/Source/core/html/HTMLObjectElement.cpp
@@ -359,13 +359,13 @@ void HTMLObjectElement::removedFrom(ContainerNode* insertionPoint)
     FormAssociatedElement::removedFrom(insertionPoint);
 }
 
-void HTMLObjectElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
+void HTMLObjectElement::childrenChanged(const ChildrenChange& change)
 {
     if (inDocument() && !useFallbackContent()) {
         setNeedsWidgetUpdate(true);
         setNeedsStyleRecalc(SubtreeStyleChange);
     }
-    HTMLPlugInElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
+    HTMLPlugInElement::childrenChanged(change);
 }
 
 bool HTMLObjectElement::isURLAttribute(const Attribute& attribute) const