Like the other two levels of  San Diego State’s  defense, the linebacking corps will have a new look this season after star Owen Chambliss transferred to Nebraska for an undisclosed deal. While cornerback Chris Johnson and EDGE Trey White might have been bigger names, Chambliss was the thumper in the middle of the defense that gave the Aztecs their overall identity as they posted a 9-4 record and played in a bowl game for the first time in three seasons. He led the Aztecs with 110 tackles, 9 ½ tackles for loss and four sacks to earn First Team All‑Mountain West honors and presumably a bigger payday from the Huskers of the Big 12.  The Aztecs understand that it’s just business, and that they’ll have to work that much harder to fill the gaps as they move into the new-look Pac-12.…