Merge "Merge "Call onDismissed on dismiss even mUserSwitchingDialog is null." into udc-dev am: 3cb27206 am: c9226db9" into udc-d1-dev-plus-aosp am: 08a9d792 am: a739342d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23289736



Change-Id: Ic5fbbbe4684f34d8489f4b2ac036adf627bcdbb9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>