inspector: Redraw when visual debugging tools are toggled
inspector: Redraw when visual debugging tools are toggled

This doesn't address the pixel cache yet.

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