Merge "Update ActivityEmbedding split open/close animation adapter for Shell"...

Merge "Update ActivityEmbedding split open/close animation adapter for Shell" into tm-qpr-dev am: 9170b62c am: ce7b2078

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19863544



Change-Id: I8761c59698d5c8780b0beb80f7c1029b6cc72404
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>