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 am: a1f42c23

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

Change-Id: I2eca4078934e08fb4b070fa89eb25e15e9ec4b41