[gtk] (3 commits) Non-fast-forward update to branch icontheme-api

[Matthias Clasen <matthiasc src gnome org>]

The branch 'icontheme-api' 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:

  6485708... icontheme: Update the api

Commits added to the branch:

  732716b... debug: When debug-printing, treat NULL as the default displ (*)
  db1ca92... Merge branch 'wip/otte/for-master' into 'master' (*)
  66307f0... icontheme: Update the api

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