Merge branch 'lmp-mr1-ub-dev' of https://googleplex-android.googlesource.com/_direct/platform/system/security into lmp-mr1-ub-dev
tree: 4299c987e6cff9880ea5e2bd572a7c7c29286f23
  1. keystore/
  2. keystore-engine/
  3. softkeymaster/