Merge "Add resetKeyStore() in LockSettingsService" into nyc-dev
am: 1cb6f9d8a4

* commit '1cb6f9d8a4827d50e26bf83068a928e47c5c1f1e':
  Add resetKeyStore() in LockSettingsService

Change-Id: I0125a334fac098183e68fa0b9cd24bda64a88fae