src/vs/base/browser/ui/list/listWidget.ts/List/focusLast
class List:	focusLast(browserEvent?: UIEvent, filter?: (element: T) => boolean): void {
		if (this.length === 0) { return; }

		const index = this.findPreviousIndex(this.length - 1, false, filter);

		if (index > -1) {
			this.setFocus([index], browserEvent);
		}
	}