Merge "Open correct handle menu when clicked in split screen." into tm-qpr-dev am: fc2551e544 am: 339d4ee87d am: 7d34fb1a29 am: df4c4e4f99

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21554218

Change-Id: Iac80afc95e3360134893a944a0dec4a7f1b10cda
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>