GtkFileChooserNative gtk_file_chooser_get_filter not supported

Steps to reproduce

1. Try snippet native-dialog-filter-main.c
2. Click on Open Native Dialog and choose a PNG/JPEG file, get_filter_chooser_get_filter returns NULL, no filer is printed in console
3. Open Regular Dialog will print if the filter PNG or filter JPEG is selected

Current behavior

Expected outcome

Version information

GTK3.24.1

Additional information

Does the native file chooser support the get_filter or will we have to use GtkFileChooserDialog to get this?