
Until now it only supported (float) fractional scaling. Since the SpinnerContent requires a Clutter size in logical pixels, we need to specify that at map time when the scaling factor is known. Closes: https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/8126 Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/3634>