Merge branch 'patch-1' into 'master'
authorEmmanuele Bassi <ebassi@gmail.com>
Sat, 17 Oct 2020 14:08:29 +0000 (14:08 +0000)
committerEmmanuele Bassi <ebassi@gmail.com>
Sat, 17 Oct 2020 14:08:29 +0000 (14:08 +0000)
Add some missing nullable return annotations

See merge request GNOME/gtk!2707


Trivial merge