The San Francisco 49ers went into free agency wanting to keep their own free agents because they feel so strongly about their roster.They should that be re-singing receiver Anquan Boldin and kicker Phil Dawson. However, that plan got off course Tuesday morning when safety Donte Whitner decided to sign a big deal with his hometown Cleveland Browns.Realizing they need to keep the quality at the position, the 49ers quickly deiced to change course and became outside players in free agency by signing respected Colts safety Antoine Bethea.