In case your wondering what differentiates an "H-back" vs a tight end: http://bleacherreport.com/articles/1596720-breaking-down-what-the-h-back-position-is-all-about
Gailey just had a press conference 15 minutes ago and from the way he was talking it very much sounds like he had a heavy hand in putting together the offensive depth chart. He explained the reasoning behind multiple listings. He did, however, caution not to put much stock into the first depth chart.