Oilpan: move Node traversal objects to the heap.

Source/core/dom/NodeFilter.idl

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 [
     DependentLifetime,
+    WillBeGarbageCollected,
 ] interface NodeFilter {
     // Constants returned by acceptNode
     const short               FILTER_ACCEPT                  = 1;
     const short               FILTER_REJECT                  = 2;
     const short               FILTER_SKIP                    = 3;
 
     // Constants for whatToShow
     const unsigned long       SHOW_ALL                       = 0xFFFFFFFF;
     const unsigned long       SHOW_ELEMENT                   = 0x00000001;
     const unsigned long       SHOW_ATTRIBUTE                 = 0x00000002;
     const unsigned long       SHOW_TEXT                      = 0x00000004;
     const unsigned long       SHOW_CDATA_SECTION             = 0x00000008;
     const unsigned long       SHOW_ENTITY_REFERENCE          = 0x00000010;
     const unsigned long       SHOW_ENTITY                    = 0x00000020;
     const unsigned long       SHOW_PROCESSING_INSTRUCTION    = 0x00000040;
     const unsigned long       SHOW_COMMENT                   = 0x00000080;
     const unsigned long       SHOW_DOCUMENT                  = 0x00000100;
     const unsigned long       SHOW_DOCUMENT_TYPE             = 0x00000200;
     const unsigned long       SHOW_DOCUMENT_FRAGMENT         = 0x00000400;
     const unsigned long       SHOW_NOTATION                  = 0x00000800;
 
     [RaisesException] short acceptNode([Default=Undefined] optional Node n);
 
 };