centerlayout: Improve docs
authorMatthias Clasen <mclasen@redhat.com>
Tue, 1 Dec 2020 04:36:23 +0000 (23:36 -0500)
committerMatthias Clasen <mclasen@redhat.com>
Tue, 1 Dec 2020 04:36:23 +0000 (23:36 -0500)
commite18211decabc337f9a313352dc6ab3d7c83cbdd9
treec9ffed688183f8c0677982e0868446045469969b
parentfed734edfc789e08be22946491ddd81982a9329c
centerlayout: Improve docs

Explain what passing NULL does.
gtk/gtkcenterlayout.c