Merge "Revoke any open fds when deleting a session/blob." into rvc-dev am:...

Merge "Revoke any open fds when deleting a session/blob." into rvc-dev am: d06ebaee am: 507d02cf

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11990986

Change-Id: I6157fbeb958339867f0b0b660f09df9a21bd32b8