By Stephanie Merry, The Washington Post “Bleed for This” is just the latest in the conveyor belt of boxing movies that continues to pass through theaters, despite a waning interest in the sport. You know the formula: the underdog hero; the “Rocky”-esque training montage; the setback on the way to victory. “Bleed for This” has all of that and not much more, save for a stellar performance by Aaron Eckhart as Kevin Rooney, the paunchy, balding boxing coach who once trained Mike Tyson but, by the early 1990s, when the movie is set, was a washed-up alcoholic.