Oilpan: move LiveNodeList collections to the heap.

Source/core/dom/Node.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 357 matching lines @@
 String Node::nodeValue() const
 {
     return String();
 }
 
 void Node::setNodeValue(const String&)
 {
     // By default, setting nodeValue has no effect.
 }
 
-PassRefPtr<NodeList> Node::childNodes()
+PassRefPtrWillBeRawPtr<NodeList> Node::childNodes()
 {
     if (isContainerNode())
         return ensureRareData().ensureNodeLists().ensureChildNodeList(toContainerNode(*this));
     return ensureRareData().ensureNodeLists().ensureEmptyChildNodeList(*this);
 }
 
 Node& Node::lastDescendantOrSelf() const
 {
     Node* n = const_cast<Node*>(this);
     while (n && n->lastChild())
@@ skipping 2068 matching lines @@
 {
     unsigned count = connectedSubframeCount();
 
     if (!count)
         return;
 
     for (Node* node = parentOrShadowHostNode(); node; node = node->parentOrShadowHostNode())
         node->incrementConnectedSubframeCount(count);
 }
 
-PassRefPtr<NodeList> Node::getDestinationInsertionPoints()
+PassRefPtrWillBeRawPtr<NodeList> Node::getDestinationInsertionPoints()
 {
     document().updateDistributionForNodeIfNeeded(this);
     Vector<InsertionPoint*, 8> insertionPoints;
     collectDestinationInsertionPoints(*this, insertionPoints);
     Vector<RefPtr<Node> > filteredInsertionPoints;
     for (size_t i = 0; i < insertionPoints.size(); ++i) {
         InsertionPoint* insertionPoint = insertionPoints[i];
         ASSERT(insertionPoint->containingShadowRoot());
         if (insertionPoint->containingShadowRoot()->type() != ShadowRoot::UserAgentShadowRoot)
             filteredInsertionPoints.append(insertionPoint);
@@ skipping 115 matching lines @@
         node->showTreeForThis();
 }
 
 void showNodePath(const WebCore::Node* node)
 {
     if (node)
         node->showNodePathForThis();
 }
 
 #endif