Uses the activedescendant_changed event received from Blink to fire the right focus event

third_party/WebKit/Source/modules/accessibility/AXMenuListOption.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 75 matching lines @@
 bool AXMenuListOption::isOffScreen() const
 {
     // Invisible list options are considered to be offscreen.
     return !isVisible();
 }
 
 bool AXMenuListOption::isSelected() const
 {
     AXMenuListPopup* parent = static_cast<AXMenuListPopup*>(parentObject());
     if (parent && !parent->isOffScreen())
-        return parent->activeChild() == this;
+        return parent->activeDescendant() == this;
     return m_element && m_element->selected();
 }
 
 void AXMenuListOption::setSelected(bool b)
 {
     if (!m_element || !canSetSelectedAttribute())
         return;
 
     m_element->setSelected(b);
 }
@@ skipping 50 matching lines @@
 
 }
 
 DEFINE_TRACE(AXMenuListOption)
 {
     visitor->trace(m_element);
     AXMockObject::trace(visitor);
 }
 
 } // namespace blink