We have code for this in gimp_proc_browser_dialog_new(), but it cannot be moved in the object init() because this is a construction-time only property. So this needs to be passed from the python call too.
We have code for this in gimp_proc_browser_dialog_new(), but it cannot be moved in the object init() because this is a construction-time only property. So this needs to be passed from the python call too.