Merge "Show toast if split enter failed" into udc-dev am: 9cbda8fe am: 7f378647

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23443364



Change-Id: I2ea5c4f7051c335d5fd379dfbd5094dd8e7ca7f4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>