Now that the San Francisco 49ers are done with the NFL draft and moving onto walk-throughs, the question is what the depth chart looks like at each position . Cornerback will be one of the more interesting position groups to follow this summer. How does the depth chart currently stack up? San Francisco 49ers post-draft cornerback depth chart  Deommodore Lenoir Lenoir is the starter from last year's team who is most likely to stay in the starting lineup. The question with Lenoir is whether he plays in the slot more with Raheem Morris as defensive coordinator.  Renardo Green Green is entering the year on the hot seat . He was not nearly as good in his second season as he was when he was a rookie, and now the 49ers have a much deeper room and some handpicked options from the new coordinator.  Upton Stout Stout look good in the slot last year, but he is best at defending the run and blitzing and struggles at time in coverage.…