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

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

Change-Id: I5c6420fdad20f1f74672c1d5e69137df7fef5bca