Merge "Sample region under secondary home handle" into rvc-dev am: aadbf05a...

Merge "Sample region under secondary home handle" into rvc-dev am: aadbf05a am: 348ba067 am: 87370281

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11741298

Change-Id: Ie02bc9f76f1997146d1d4c7d7c3a0233250025ce