tree 12fd2c346cf1b73360cfded1e5b9a0cedc020791
parent 11866a4242fce0df45ff95930e3453093c68e8ea
author Dmitry Dementyev <dementyev@google.com> 1522110689 -0700
committer Dmitry Dementyev <dementyev@google.com> 1522201116 -0700

Use rootAlias to index chosen cert and its version.

Added new column  to store active alias for given recovery agent.
Added new table with chosen certififcate and cert list serial number indexed
by recovery agent and root of trust.

Bug: 76433465
Test: adb shell am instrument -w -e package
com.android.server.locksettings.recoverablekeystore
com.android.frameworks.servicestests/android.support.test.runner.AndroidJUnitRunner

Change-Id: Iae8b84312805400bf1acd4db242efeb6d167c000