Merge "Added shade bottom corner radius transition for predictive back" into...

Merge "Added shade bottom corner radius transition for predictive back" into udc-dev am: f74da6cc am: 0032f436 am: e6cefeea

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23356898



Change-Id: I8bbaa44af6b7e6f844f3b5a5368741183d82b9e8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>