docs: function (event) {
              if (event.type == "tapstart") {
                  this.timerId = ariaCoreTimer.addCallback({
                      fn : this._delayedHighlightCB,
                      scope : this,
                      delay : this._timeDelay
                  });
              }
              if (event.type == "tapcancel" || event.type == "tap") {
                  if (this.timerId) {
                      ariaCoreTimer.cancelCallback(this.timerId);
                      this.timerId = null;
                  }
  
                  if (event.type == "tapcancel" || (event.type == "tap" && !this._isLink)) {
                      this._classList.remove("touchLibButtonPressed");
                  }
              }
          }