Make sure the rootNode of a LiveNodeListBase is always a ContainerNode

Source/core/html/HTMLAllCollection.cpp

 /*
  * Copyright (C) 2009, 2011, 2012 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 13 matching lines @@
  */
 
 #include "config.h"
 #include "core/html/HTMLAllCollection.h"
 
 #include "core/dom/Element.h"
 #include "core/dom/NamedNodesCollection.h"
 
 namespace WebCore {
 
-PassRefPtr<HTMLAllCollection> HTMLAllCollection::create(Node* node, CollectionType type)
+PassRefPtr<HTMLAllCollection> HTMLAllCollection::create(ContainerNode* node, CollectionType type)
 {
     return adoptRef(new HTMLAllCollection(node, type));
 }
 
-HTMLAllCollection::HTMLAllCollection(Node* node, CollectionType type)
+HTMLAllCollection::HTMLAllCollection(ContainerNode* node, CollectionType type)
     : HTMLCollection(node, type, DoesNotOverrideItemAfter)
 {
     ScriptWrappable::init(this);
 }
 
 HTMLAllCollection::~HTMLAllCollection()
 {
 }
 
 Node* HTMLAllCollection::namedItemWithIndex(const AtomicString& name, unsigned index) const
@@ skipping 33 matching lines @@
     returnValue0Enabled = true;
     returnValue0 = NamedNodesCollection::create(namedItems);
 }
 
 PassRefPtr<NodeList> HTMLAllCollection::tags(const AtomicString& name)
 {
     return ownerNode()->getElementsByTagName(name);
 }
 
 } // namespace WebCore