SANTA CLARA, Calif. --There is still a chance a San Francisco 49ers' assistant coach will get a head-coaching job this offseason.The only job available is the Cleveland Browns' job. The Browns' search is wide open. ESPN.com reported Monday the Browns did some background work on San Francisco defensive line coach Jim Tomsula and they had some interest.Tuesday, 49ers' coach Jim Harbaugh confirmed he has talked to the Browns about some of his assistants.