Revert of Correctly compute parent of AXMenuListOption

third_party/WebKit/Source/modules/accessibility/AXMenuListPopup.h

 /*
  * 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 31 matching lines @@
     return new AXMenuListPopup(axObjectCache);
   }
 
   bool isEnabled() const override;
   bool isOffScreen() const override;
 
   void didUpdateActiveOption(int optionIndex);
   void didShow();
   void didHide();
   AXObject* activeDescendant() final;
-  void updateChildrenIfNecessary() override;
 
  private:
   explicit AXMenuListPopup(AXObjectCacheImpl&);
 
   bool isMenuListPopup() const override { return true; }
 
   AccessibilityRole roleValue() const override { return MenuListPopupRole; }
 
   bool isVisible() const override;
   bool press() const override;
   void addChildren() override;
+  void updateChildrenIfNecessary() override;
   bool computeAccessibilityIsIgnored(IgnoredReasons* = nullptr) const override;
 
   AXMenuListOption* menuListOptionAXObject(HTMLElement*) const;
   int getSelectedIndex() const;
 
   // Note that this may be -1 if nothing is selected.
   int m_activeIndex;
 };
 
 DEFINE_AX_OBJECT_TYPE_CASTS(AXMenuListPopup, isMenuListPopup());
 
 }  // namespace blink
 
 #endif  // AXMenuListPopup_h