Merge "Move onKeyguardChangded() to completeUnlockUser() (async)" into rvc-dev am: ec09cbef94 am: 26f7cb2b14 am: fdb1ab8d08

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11818600

Change-Id: I759d126bdac705328137211967a8e6deb3078546