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

Source/core/accessibility/AXListBox.cpp

 /*
  * Copyright (C) 2008 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
@@ skipping 43 matching lines @@
 }
 
 void AXListBox::addChildren()
 {
     Node* selectNode = m_renderer->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++) {
         // The cast to HTMLElement below is safe because the only other possible listItem type
         // would be a WMLElement, but WML builds don't use accessibility features at all.

[haraken, 2014/05/08 11:50:24]

What's WML?

[tkent, 2014/05/08 13:14:05]

Wireless Markup Language, which WebKit supported and removed long ago.  The
comment is obsolete.

         AXObject* listOption = listBoxOptionAXObject(listItems[i]);
         if (listOption && !listOption->accessibilityIsIgnored())
             m_children.append(listOption);
     }
 }
 
 AXObject* AXListBox::listBoxOptionAXObject(HTMLElement* element) const
 {
     // skip hr elements
     if (!element || isHTMLHRElement(*element))
@@ skipping 16 matching lines @@
     if (!node)
         return 0;
 
     LayoutRect parentRect = elementRect();
 
     AXObject* listBoxOption = 0;
     unsigned length = m_children.size();
     for (unsigned i = 0; i < length; i++) {
         LayoutRect rect = toRenderListBox(m_renderer)->itemBoundingBoxRect(parentRect.location(), i);
         // The cast to HTMLElement below is safe because the only other possible listItem type
         // would be a WMLElement, but WML builds don't use accessibility features at all.

[haraken, 2014/05/08 11:50:24]

Ditto.

         if (rect.contains(point)) {
             listBoxOption = m_children[i].get();
             break;
         }
     }
 
     if (listBoxOption && !listBoxOption->accessibilityIsIgnored())
         return listBoxOption;
 
     return axObjectCache()->getOrCreate(m_renderer);
 }
 
 } // namespace WebCore