Legacy UI: Previous button should use prev_url if it in first position. In studio UI, it should always use prev_url. To make this possible we checking length of contents which is always zero for studio and more than 0 for legacy UI.
Legacy UI: Previous button should use prev_url if it in first position. In studio UI, it should always use prev_url. To make this possible we checking length of contents which is always zero for studio and more than 0 for legacy UI.