Merge "Update divider if split transition with display change" into udc-dev am: 895e7a93

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23578870



Change-Id: I2836f7d32c20e975f72925c55c528c8897d64dad
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>