Disable autofill while user setup is not completed.

Test: manual verification with experimental app
Test: manual verification with Autofill with Google on flashed deviced
Test: existing CtsAutoFillServiceTestCases pass
Test: new LoginActivityTest.testSetupComplete pass

Fixes: 62049772

Change-Id: I1e914c44062755f8c88656482338e76aeaafd543
2 files changed