Wrap GCed raw pointer parameters of WTF::bind with Persistent

third_party/WebKit/Source/core/html/HTMLSelectElement.cpp

 /*
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  * 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, 2009, 2010, 2011 Apple Inc. All rights reserved.
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
@@ skipping 923 matching lines @@
     if (!option)
         return;
     if (usesMenuList())
         return;
     bool hasPendingTask = m_optionToScrollTo;
     // We'd like to keep an HTMLOptionElement reference rather than the index of
     // the option because the task should work even if unselected option is
     // inserted before executing scrollToOptionTask().
     m_optionToScrollTo = option;
     if (!hasPendingTask)
-        document().postTask(BLINK_FROM_HERE, createSameThreadTask(&HTMLSelectElement::scrollToOptionTask, this));
+        document().postTask(BLINK_FROM_HERE, createSameThreadTask(&HTMLSelectElement::scrollToOptionTask, wrapPersistent(this)));
 }
 
 void HTMLSelectElement::scrollToOptionTask()
 {
     HTMLOptionElement* option = m_optionToScrollTo.release();
     if (!option || !inShadowIncludingDocument())
         return;
     // optionRemoved() makes sure m_optionToScrollTo doesn't have an option with
     // another owner.
     ASSERT(option->ownerSelectElement() == this);
@@ skipping 1117 matching lines @@
 }
 
 void HTMLSelectElement::didMutateSubtree()
 {
     DCHECK(popupIsVisible());
     DCHECK(m_popup);
     m_popup->updateFromElement(PopupMenu::ByDOMChange);
 }
 
 } // namespace blink