DoSomething/drupal-external-auth — pull request #3 by sergii-tkachenko (2014-10-23 19:17:06+00:00)
Title: Passes $form argument to controllers' setup method.

So it's possible to use [`form_set_value()`](https://api.drupal.org/api/drupal/includes%21form.inc/function/form_set_value/7) in the `setup()`.