Pass rootNode by reference when constructing node lists / collections

Source/core/dom/ContainerNode.cpp

Index: Source/core/dom/ContainerNode.cpp
diff --git a/Source/core/dom/ContainerNode.cpp b/Source/core/dom/ContainerNode.cpp
index adfe5e6d806cc1c2fa010b5eba18d320104e2bcf..7ec301488b855d3d83dc1b3345c649dd11f892b9 100644
--- a/Source/core/dom/ContainerNode.cpp
+++ b/Source/core/dom/ContainerNode.cpp
@@ -885,7 +885,7 @@ void ContainerNode::setHovered(bool over)
 
 PassRefPtr<HTMLCollection> ContainerNode::children()
 {
-    return ensureRareData().ensureNodeLists().addCache<HTMLCollection>(this, NodeChildren);
+    return ensureRareData().ensureNodeLists().addCache<HTMLCollection>(*this, NodeChildren);
 }
 
 unsigned ContainerNode::countChildren() const
@@ -1000,8 +1000,8 @@ PassRefPtr<HTMLCollection> ContainerNode::getElementsByTagName(const AtomicStrin
         return nullptr;
 
     if (document().isHTMLDocument())
-        return ensureRareData().ensureNodeLists().addCache<HTMLTagCollection>(this, HTMLTagCollectionType, localName);
-    return ensureRareData().ensureNodeLists().addCache<TagCollection>(this, TagCollectionType, localName);
+        return ensureRareData().ensureNodeLists().addCache<HTMLTagCollection>(*this, HTMLTagCollectionType, localName);
+    return ensureRareData().ensureNodeLists().addCache<TagCollection>(*this, TagCollectionType, localName);
 }
 
 PassRefPtr<HTMLCollection> ContainerNode::getElementsByTagNameNS(const AtomicString& namespaceURI, const AtomicString& localName)
@@ -1012,28 +1012,28 @@ PassRefPtr<HTMLCollection> ContainerNode::getElementsByTagNameNS(const AtomicStr
     if (namespaceURI == starAtom)
         return getElementsByTagName(localName);
 
-    return ensureRareData().ensureNodeLists().addCache(this, namespaceURI.isEmpty() ? nullAtom : namespaceURI, localName);
+    return ensureRareData().ensureNodeLists().addCache(*this, namespaceURI.isEmpty() ? nullAtom : namespaceURI, localName);
 }
 
 // Takes an AtomicString in argument because it is common for elements to share the same name attribute.
 // Therefore, the NameNodeList factory function expects an AtomicString type.
 PassRefPtr<NodeList> ContainerNode::getElementsByName(const AtomicString& elementName)
 {
-    return ensureRareData().ensureNodeLists().addCache<NameNodeList>(this, NameNodeListType, elementName);
+    return ensureRareData().ensureNodeLists().addCache<NameNodeList>(*this, NameNodeListType, elementName);
 }
 
 // Takes an AtomicString in argument because it is common for elements to share the same set of class names.
 // Therefore, the ClassNodeList factory function expects an AtomicString type.
 PassRefPtr<HTMLCollection> ContainerNode::getElementsByClassName(const AtomicString& classNames)
 {
-    return ensureRareData().ensureNodeLists().addCache<ClassCollection>(this, ClassCollectionType, classNames);
+    return ensureRareData().ensureNodeLists().addCache<ClassCollection>(*this, ClassCollectionType, classNames);
 }
 
 PassRefPtr<RadioNodeList> ContainerNode::radioNodeList(const AtomicString& name, bool onlyMatchImgElements)
 {
     ASSERT(hasTagName(formTag) || hasTagName(fieldsetTag));
     CollectionType type = onlyMatchImgElements ? RadioImgNodeListType : RadioNodeListType;
-    return ensureRareData().ensureNodeLists().addCache<RadioNodeList>(this, type, name);
+    return ensureRareData().ensureNodeLists().addCache<RadioNodeList>(*this, type, name);
 }
 
 #ifndef NDEBUG