Merge branch 'wip/chergert/fix-a11y-critical' into 'master'
authorSamuel Thibault <samuel.thibault@ens-lyon.org>
Sat, 20 Nov 2021 08:14:35 +0000 (08:14 +0000)
committerSamuel Thibault <samuel.thibault@ens-lyon.org>
Sat, 20 Nov 2021 08:14:35 +0000 (08:14 +0000)
a11y: return -1 if parent is NULL

See merge request GNOME/gtk!4179


Trivial merge