Don't set get_preferred_width_for_height to NULL
Don't set get_preferred_width_for_height to NULL

The size request machinery expects that it is non-NULL.

chergert/gtk,chergert/gtk,simokivimaki/gtk,ebassi/gtk,simokivimaki/gtk,jessevdk/gtk,Distrotech/gtk2,ebassi/gtk,Adamovskiy/gtk,simokivimaki/gtk,davidt/gtk,jessevdk/gtk,Lyude/gtk-,alexlarsson/gtk,davidt/gtk,jessevdk/gtk,jessevdk/gtk,ahodesuka/gtk,alexlarsson/gtk,jessevdk/gtk,grubersjoe/adwaita,alexlarsson/gtk,grubersjoe/adwaita,Adamovskiy/gtk,jessevdk/gtk,msteinert/gtk,Distrotech/gtk2,simokivimaki/gtk,grubersjoe/adwaita,davidgumberg/gtk,Adamovskiy/gtk,Sidnioulz/SandboxGtk,Distrotech/gtk2,alexlarsson/gtk,Sidnioulz/SandboxGtk,davidt/gtk,bratsche/gtk-,bratsche/gtk-,jigpu/gtk,bratsche/gtk-,msteinert/gtk,jigpu/gtk,chergert/gtk,jadahl/gtk,chergert/gtk,grubersjoe/adwaita,ebassi/gtk,ebassi/gtk,ahodesuka/gtk,chergert/gtk,davidgumberg/gtk,Lyude/gtk-,chergert/gtk,bratsche/gtk-,msteinert/gtk,jigpu/gtk,ahodesuka/gtk,alexlarsson/gtk,jigpu/gtk,ahodesuka/gtk,Lyude/gtk-,davidgumberg/gtk,jadahl/gtk,Adamovskiy/gtk,Distrotech/gtk2,Adamovskiy/gtk,Adamovskiy/gtk,simokivimaki/gtk,ahodesuka/gtk,grubersjoe/adwaita,ahodesuka/gtk,davidgumberg/gtk,Distrotech/gtk2,ebassi/gtk,davidgumberg/gtk,Lyude/gtk-,jadahl/gtk,jigpu/gtk,jadahl/gtk,bratsche/gtk-,Adamovskiy/gtk,chergert/gtk,Distrotech/gtk2,chergert/gtk,bratsche/gtk-,alexlarsson/gtk,alexlarsson/gtk,alexlarsson/gtk,ahodesuka/gtk,davidgumberg/gtk,Sidnioulz/SandboxGtk,davidt/gtk,msteinert/gtk,ahodesuka/gtk,Lyude/gtk-,jessevdk/gtk,grubersjoe/adwaita,msteinert/gtk,simokivimaki/gtk,jadahl/gtk,Sidnioulz/SandboxGtk,msteinert/gtk,jadahl/gtk,jadahl/gtk,jadahl/gtk,jigpu/gtk,Sidnioulz/SandboxGtk,Sidnioulz/SandboxGtk,davidgumberg/gtk,davidgumberg/gtk,ebassi/gtk,grubersjoe/adwaita,jigpu/gtk,Lyude/gtk-,davidt/gtk,jigpu/gtk,grubersjoe/adwaita,Lyude/gtk-,Lyude/gtk-,davidt/gtk,Adamovskiy/gtk