New API to clean up all inline mocks after test

Exempt-From-Owner-Approval: Needed to unblock WM work
and owner currently OOO for 2 weeks. We should probably
get more people on the OWNERS file.

Bug: 138669713
Test: Builds.
Change-Id: I87f9039dc3e4c0d2e46082b998ca0e7dd044bbb5
10 files changed