[mutter] (5 commits) Non-fast-forward update to branch wip/carlosg/move-private-defines

[Jonas Ådahl <jadahl src gnome org>]

The branch 'wip/carlosg/move-private-defines' 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:

  7b358b5... meta: Move private defines to a private header

Commits added to the branch:

  2773e8a... clutter/actor: Remove deprecated internal child support (*)
  d4ff5e2... clutter/actor: Remove deprecated clutter container foreach (*)
  22c8f17... cogl/test-readpixel: Remove unused variables (*)
  c2d03bf... clutter/actor: Save key-focus state and unset it before des (*)
  97010ac... meta: Move private defines to a private header

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