Oilpan: Prepare to move select and option elements to Oilpan heap.

Source/core/accessibility/AXMenuListPopup.cpp

 /*
  * Copyright (C) 2010 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 81 matching lines @@
 {
     if (!m_parent)
         return;
 
     Node* selectNode = m_parent->node();
     if (!selectNode)
         return;
 
     m_haveChildren = true;
 
-    const Vector<HTMLElement*>& listItems = toHTMLSelectElement(selectNode)->listItems();
+    const WillBeHeapVector<RawPtrWillBeMember<HTMLElement> >& listItems = toHTMLSelectElement(selectNode)->listItems();
     unsigned length = listItems.size();
     for (unsigned i = 0; i < length; i++) {
         AXMenuListOption* option = menuListOptionAXObject(listItems[i]);
         if (option) {
             option->setParent(this);
             m_children.append(option);
         }
     }
 }
 
@@ skipping 25 matching lines @@
     ASSERT_ARG(optionIndex, optionIndex < static_cast<int>(m_children.size()));
 
     AXObjectCache* cache = axObjectCache();
     RefPtr<AXObject> child = m_children[optionIndex].get();
 
     cache->postNotification(child.get(), document(), AXObjectCache::AXFocusedUIElementChanged, true, PostSynchronously);
     cache->postNotification(child.get(), document(), AXObjectCache::AXMenuListItemSelected, true, PostSynchronously);
 }
 
 } // namespace WebCore