Merge "Add content description to home handle" into rvc-dev am: 3d6eb4c4 am:...

Merge "Add content description to home handle" into rvc-dev am: 3d6eb4c4 am: 9c276087 am: 3090e4e1 am: 091f8224

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

Change-Id: Ic5d1a23e083aff9d265fc6f9503d1f5598136704