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

Source/core/dom/Document.cpp

Index: Source/core/dom/Document.cpp
diff --git a/Source/core/dom/Document.cpp b/Source/core/dom/Document.cpp
index 52187d9c64cc0581536323a4711890582c0e367c..530f465a1bec02604a7579e7d96bd7461afbd82d 100644
--- a/Source/core/dom/Document.cpp
+++ b/Source/core/dom/Document.cpp
@@ -736,9 +736,9 @@ Location* Document::location() const
     return &domWindow()->location();
 }
 
-void Document::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
+void Document::childrenChanged(const ChildrenChange& change)
 {
-    ContainerNode::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
+    ContainerNode::childrenChanged(change);
     m_documentElement = ElementTraversal::firstWithin(*this);
 }