Toast hide event fired timing

Created by: ysds

When use an autohiding toast, the hide event is fired just after shown, it ignore the delay time.

demo: https://codepen.io/anon/pen/YMpRyE?editors=1111 (Please see the console view)

I expected the hide callback is called after 3000ms, but it is actually called right after the toast is shown. Is it intended? Thanks.