Merge "Add a limit on no. of active sessions, committed/leased blobs." into rvc-dev am: c9f2fdc0ba am: 416d7d1eac am: 1d95eeafe5 am: 2ca5e4ef5c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11978930

Change-Id: Iff717a8035f3c38ba64f4d5a4d74aab3ef3d6ce4