fix(Drawer): Close drawer on item click

Clicking on an item when the popup drawer is displayed would keep it open.
Now clicking on any item should automatically close the drawer.

Popup was also refactored and no longer uses refs.

react/features/video-menu/components/web/VideoMenuButton.js

@@ -61,8 +61,7 @@ export default class VideoMenuButton extends Component<Props> {
     /**
      * KeyPress handler for accessibility.
      *
-     * @param {Object} e - The key event to handle.
-     *
+     * @param {Object} e - The synthetic event.
      * @returns {void}
      */
     _onKeyPress(e) {