[gnome-games] (3 commits) Non-fast-forward update to branch wip/exalm/headerbar

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/headerbar' 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:

  ceaad63... css: Make headerbar in fullscreen transparent

Commits added to the branch:

  9c5d93c... display-view: Hide menu button on error (*)
  0ff082b... display-view: Don't set visible-child for null runner (*)
  8d2a474... css: Make headerbar in fullscreen transparent

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