[vala] (5 commits) Non-fast-forward update to branch wip/gtkgir

[Rico Tzschichholz <ricotz src gnome org>]

The branch 'wip/gtkgir' 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:

  0946c17... girparser: Avoid fatal handling of nameless unions
  553f5ae... gtk+-3.0: switch to GIR

Commits added to the branch:

  0a40f59... gtk+-3.0: Mark arguments as 'out' for Entry.get_frame_size( (*)
  95428dd... gtk+-2.0: Mark arguments as 'out' for Entry.get_text_area_s (*)
  ea5377c... atk: Update from gir (*)
  4634b5b... girparser: Avoid fatal handling of nameless unions
  5cded5b... gtk+-3.0: switch to GIR

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