keystore: command to clear all keys for UID

Add ability for system UID to clear all entries for a different UID.

Bug: 3020069
Change-Id: Ibfeea6aae9006cb2ef7052ead72b2704dfce3cb4
3 files changed
tree: 9512dc9f8f17d658c18e66e32c1085215737cdc8
  1. keystore/
  2. keystore-engine/
  3. softkeymaster/