Add PackageRemovedReceiver to remove keys of uninstalled packages.

We are adding a class to receive ACTION_PACKAGE_FULLY_REMOVED broadcast
from the system and using that to delete the appropriate keys from our
database.

Bug: 416768355
Test: Tested that the API works fine locally. Also tested in Pixel 9.
Flag: EXEMPT bugfix
Change-Id: Iff0f645deba25cf7839db0b7e53264e190cc1346
4 files changed
tree: ed003410bfc7a3c478b8fd3729a585d2381b94b6
  1. apex/
  2. app/
  3. flags/
  4. system-server/
  5. util/
  6. OWNERS
  7. PREUPLOAD.cfg