[PATCH 1/7] mf/tests: Use interface check helper more.

[Marvin]

Hi,

While running your changed tests, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?

Full results can be found at:
https://testbot.winehq.org/JobDetails.pl?Key=84726

Your paranoid android.


=== wvistau64 (64 bit report) ===

mf:
mf: Timeout