#3320095: Make sure lock deletion xhr is sent

  });

  $(window).on('beforeunload', function () {

    let lockRemove = Date.now();

    sessionStorage.closedLastTab = '1';

    Drupal.restconsumer.delete('/pagedesigner/lock/' + nodeId, { identifier: tabId });

    Drupal.restconsumer.delete('/pagedesigner/lock/' + nodeId, { identifier: tabId }).then(

      (function (lockRemove) {

        return function (result) {

          lockRemove = 0;

        }

      })(lockRemove)

    );

    while (lockRemove - Date.now() > -100) { 

      jQuery.noop();

    }

  });

})(jQuery, Drupal);