Merge "Post a notification if reboot to DSU failed" am: 5432af8406 am: dcdec0017e am: 3a3ec27223 am: 07f7f83826 am: 2f624e15fd

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1404648

Change-Id: Ie6f06c9bd5a68fdfec663d1cac0d2c3cecec1223