Merge "Let navigation bar has control if it is focused" into udc-dev am: 1dd100693a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21736590

Change-Id: I5c91c03b1348962b5d93e50f5474363e6c44a114
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>