Merge branch 'wayland-surface-unmap' into 'master'
authorBenjamin Otte <otte.benjamin@googlemail.com>
Sat, 18 May 2019 19:24:47 +0000 (19:24 +0000)
committerBenjamin Otte <otte.benjamin@googlemail.com>
Sat, 18 May 2019 19:24:47 +0000 (19:24 +0000)
wayland: Keep some resources until destroy

Closes #1485

See merge request GNOME/gtk!857


Trivial merge