code: function() {
          this.evEl && removeEventListeners(this.element, this.evEl, this.domHandler);
          this.evTarget && removeEventListeners(this.target, this.evTarget, this.domHandler);
          this.evWin && removeEventListeners(getWindowForElement(this.element), this.evWin, this.domHandler);
      }
docs: unbind the events