[m-rev.] for post-commit review: use only use_modules in .int files

[Zoltan Somogyi]

On Sun, 04 Aug 2019 15:36:19 +0200 (CEST), "Zoltan Somogyi" <zoltan.somogyi at runbox.com> wrote:
> For post-commit review by anyone.

Noone reviewed this change, but noone has reported any problems
caused by it either. Unless someone objects today, I will go ahead
and make this change permanent.

Zoltan.