- function transitionEnd() {
- this.elem.style.display = 'none';
- this.elem.removeEventListener('transitionend', transitionEnd);
- }
-
- this.elem.addEventListener('transitionend', transitionEnd.bind(this));
+ hideCleanup() {
+ this.elem.style.display = 'none';
+ this.elem.removeEventListener('transitionend', this.hideCleanup);