Merge "[Re-land]Improve enter split transition" into tm-qpr-dev am: 1a24c23f am: fbaddd0c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19771576



Change-Id: I55b415312c03e194349c7ab4dce56139f75f2474
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>