Revert "GtkStack: Render background and chain up gtk_widget_draw ()."
Revert "GtkStack: Render background and chain up gtk_widget_draw ()."

This reverts commit f6695b962ff6462cfc8250f949505a17d0d9df6d.

ahodesuka/gtk,davidgumberg/gtk,davidgumberg/gtk,jigpu/gtk,grubersjoe/adwaita,Adamovskiy/gtk,davidgumberg/gtk,grubersjoe/adwaita,ahodesuka/gtk,jadahl/gtk,davidgumberg/gtk,davidgumberg/gtk,jigpu/gtk,grubersjoe/adwaita,jadahl/gtk,davidgumberg/gtk,chergert/gtk,davidgumberg/gtk,ahodesuka/gtk,Lyude/gtk-,jessevdk/gtk,chergert/gtk,jessevdk/gtk,grubersjoe/adwaita,grubersjoe/adwaita,jigpu/gtk,Lyude/gtk-,ahodesuka/gtk,Adamovskiy/gtk,alexlarsson/gtk,alexlarsson/gtk,alexlarsson/gtk,jigpu/gtk,davidgumberg/gtk,chergert/gtk,Adamovskiy/gtk,ahodesuka/gtk,ahodesuka/gtk,chergert/gtk,jadahl/gtk,alexlarsson/gtk,jigpu/gtk,chergert/gtk,Lyude/gtk-,grubersjoe/adwaita,Adamovskiy/gtk,jadahl/gtk,Lyude/gtk-,Lyude/gtk-,Adamovskiy/gtk,jessevdk/gtk,jessevdk/gtk,ahodesuka/gtk,alexlarsson/gtk,jessevdk/gtk,alexlarsson/gtk,Lyude/gtk-,chergert/gtk,chergert/gtk,jigpu/gtk,jessevdk/gtk,jadahl/gtk,jigpu/gtk,Adamovskiy/gtk,grubersjoe/adwaita,jadahl/gtk,jadahl/gtk,Adamovskiy/gtk,Lyude/gtk-,Lyude/gtk-,chergert/gtk,jigpu/gtk,alexlarsson/gtk,jadahl/gtk,grubersjoe/adwaita,Adamovskiy/gtk,alexlarsson/gtk,jessevdk/gtk,ahodesuka/gtk