Merge "Make usage of revocable fds for reads configurable." into rvc-dev am:...

Merge "Make usage of revocable fds for reads configurable." into rvc-dev am: 14849cfb am: b5271267 am: e6fb490d am: 75d91bb1

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11921569

Change-Id: Ia7a2f4b483af894b117790132a24bb9e5a136093