grid: Annotate out args as optional
authorMatthias Clasen <mclasen@redhat.com>
Fri, 5 Apr 2019 11:59:24 +0000 (11:59 +0000)
committerMatthias Clasen <mclasen@redhat.com>
Fri, 5 Apr 2019 12:01:43 +0000 (12:01 +0000)
commitb14f0b89873af90533a64848a7f1c763087f374a
treecd7d055d4e1f2801568ca2d712beab6552e2c886
parentedbc99104ff09f5789746d4962056746ca8df783
grid: Annotate out args as optional

They are optional, so annotate them as such.
gtk/gtkgrid.c