Merge "Add content description to home handle" into rvc-dev am: 3d6eb4c4ef am: 9c27608710 am: 3090e4e1a2 am: 091f82245c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11876508

Change-Id: Ic5d1a23e083aff9d265fc6f9503d1f5598136704