range: Don't duplicate work
range: Don't duplicate work

The adjustment value being equal is checked by
gtk_adjustment_set_value() and the necessity of calc_layout() is handled
by the value_changed signal handler.

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