GtkPathBar: Make recoloring symbolics work
GtkPathBar: Make recoloring symbolics work

We were only recreating the icons the very first time the theme
changed, and not every time as was intended.

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