When you save a cropped scale, re-edit it and hit the "reset" button the cropping canvas gets reset to the original uncropped scale instead of the currently saved state. So there's no (visual) difference between "reset" and "remove" scale button behavior.
When you save a cropped scale, re-edit it and hit the "reset" button the cropping canvas gets reset to the original uncropped scale instead of the currently saved state. So there's no (visual) difference between "reset" and "remove" scale button behavior.