[vala] (2 commits) Non-fast-forward update to branch wip/tests

[Rico Tzschichholz <ricotz src gnome org>]

The branch 'wip/tests' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  2a04bc3... tests: Add various regression "codegen" tests to increase c

Commits added to the branch:

  8702080... tests: Add various regression "codegen" tests to increase c (*)
  dc0d108... codegen: Fix GDestroyNotify of delegate parameters in deleg (*)

(*) This commit already existed in another branch; no separate mail sent