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: 3ed7cae3 am: d820ce7b

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

Change-Id: I05e41b0be86ad5e829cb45e091be3e62a82818ca