Added test for user policy with multiple logins.

login_MultiUserPolicy verifies that user policy can be stored and
retrieved for multiple users when multi-profiles is enabled.

BUG=chromium:187482
TEST=login_MultiUserPolicy
CQ-DEPEND=Ib748e2d59150034f4caa882ca01caf86eddbc9d4

Change-Id: Ib5bab31a50d95e60f4e9d5cbf14c9c08a4a4a240
Reviewed-on: https://gerrit.chromium.org/gerrit/48933
Tested-by: Joao da Silva <joaodasilva@chromium.org>
Reviewed-by: Chris Masone <cmasone@chromium.org>
Commit-Queue: Joao da Silva <joaodasilva@chromium.org>
3 files changed