Merge "Update the divider visibility when moveToStage" into udc-dev am: fa753af2be

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22791799

Change-Id: I9d99a9f7e1c1f25bcca30d9ac6864be82937f220
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>