Optimize AutoFillManager calls

AutoFillManager needs to handle calls for value changes and
reset only if there was a focus change reported, hence the
APIs for value change and reset do not need to connect to
the backing service to determine the enabled state.

Test: Auto-fill CTS tests pass

bug:35641424

Change-Id: I50e449925034c54257e35aa78e066e2a0fa53c03
1 file changed