Merge "Fix wrong touch region of split sreen" into tm-dev am: 4c8378aa am: 98cf18a7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17614765



Change-Id: I8f161072085c4da3d6b9f335cc05d7c163bf08e6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>