"input (type attribute in the Radio Button state and parent is a menu)"

AX is '?' for input type attribute in radio button state when its a descendant of menu.

The AX for input type attribue in radio button state with menu as parent this should be equivalent to menuitemradio.

Definition of menuitemradio:(http://www.w3.org/WAI/PF/aria/roles#menuitemradio)
A checkable menuitem in a set of elements with role menuitemradio, only one of which can be checked at a time.


Example of input type radio with menu as parent.

<menu type="popup">
  <input type="radio">
</menu>
<div role="menu">
  <input type="radio">
</div>


Example of ARIA role menuitemradio.

<div role="menu">
  <div role="menuitemradio"></div>
</div>