Merge "Deactivate touch target for splitscreen button" into tm-qpr-dev am: 108cea32

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19844708



Change-Id: I96cecf86a586e99d462340d7ae6105d94580bfa5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>