Merge "Fix a11y navigation in Chooser" into tm-dev am: 247cb3a3

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18408340



Change-Id: Id9b1dd77ad1730ef62d663548825f3ae9ac51940
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>