Merge "Send screen events to both engines" into udc-dev am: 0c7f2a54 am: 815653f0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22933996



Change-Id: I76ed44b052b5729266ff51b2c331d2177271c6ec
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>