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: fe9c848a

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



Change-Id: I783186b0bf83e465249f3b2c5953e15877a4575e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>