[automerger skipped] DO NOT MERGE Only rely on developer option for back...

[automerger skipped] DO NOT MERGE Only rely on developer option for back animation am: ab58191c am: 1d83999a am: 21421cd7 am: 601dcb68 -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18310267



Change-Id: I02f3f6cae9fd04c3b7d2338b574d92a7b2bec268
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>