nl_tokens: Creates an instance of the this class .
pl_tokens: function MenuItem ( player , options ) { classCallCheck ( this , MenuItem ) ; var _this = possibleConstructorReturn ( this , _ClickableComponent . call ( this , player , options ) ) ; _this . selectable = options . selectable ; _this . <mask> ( options . selected ) ; if ( _this . selectable ) { // TODO: May need to be either menuitemcheckbox or menuitemradio, //       and may need logical grouping of menu items. _this . el_ . setAttribute ( 'role' , 'menuitemcheckbox' ) ; } else { _this . el_ . setAttribute ( 'role' , 'menuitem' ) ; } return _this ; }