fix build with last PR
fix build with last PR

mitaa/gtk,Susurrus/gtk,insanebits/gtk,drewet/gtk,rust-gnome/gtk,gkoz/gtk-rs-gtk,rust-gnome/cairo,daa84/gtk,drewet/gtk,gkoz/rust-gnome-cairo,LordSentox/gtk,daa84/gtk,gkoz/gtk-rs-cairo,gkoz/gtk-rs-gtk,EPashkin/rust-gnome-gtk,insanebits/gtk,rtsuk/cairo,EPashkin/rust-gnome-glib,gkoz/rust-gnome-gtk,gkoz/gtk-rs-glib,nicokoch/glib,gkoz/rust-gnome-gtk,gkoz/gtk-rs-pango,EPashkin/rust-gnome-gtk,rust-gnome/gtk,LordSentox/gtk,rust-gnome/glib,Susurrus/gtk,gkoz/rust-gnome-glib,mitaa/gtk,Susurrus/glib