Fix black veil when splitting from side in some conditions am: 57deacba

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/28405623



Change-Id: I7e0ed788fac9eb6b9346e22ce94868c5aab224da
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>