GitLab

Added unit test to ensure full destruction of the Widget.

Bug: 1146238
Change-Id: I4b5a463e5f657fb3084f664f1ecc2acf0e2ac0a8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2527849
Commit-Queue: Allen Bauer <kylixrd@chromium.org>
Reviewed-by: Ahmed Fakhry <afakhry@chromium.org>
Reviewed-by: Xiyuan Xia <xiyuan@chromium.org>
Reviewed-by: Xiaoqian Dai <xdai@chromium.org>
Cr-Commit-Position: refs/heads/master@{#825981}