[gtk] (5 commits) Non-fast-forward update to branch kill-popover-relative-to

[Matthias Clasen <matthiasc src gnome org>]

The branch 'kill-popover-relative-to' 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:

  363ee1a... popover: Drop ::relative-to

Commits added to the branch:

  96b7c5f... Add gdk_surface_get_mapped (*)
  7a39f2d... Replace gdk_surface_is_visible by _get_mapped (*)
  6fb50cc... Drop gdk_surface_is_visible (*)
  259f465... Merge branch 'surface-get-mapped' into 'master' (*)
  a43d13a... popover: Drop ::relative-to

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