Merge "Handle back shortcuts in native and remove home shortcut handling" into...

Merge "Handle back shortcuts in native and remove home shortcut handling" into udc-dev am: 054486ae

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/21548190



Change-Id: I9a3f8b7d4c0b6c8c721779ac8033ba37439f6c16
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>