On paper, it was hardly a legacy fight, the type of matchup UFC bantamweight champion T.J. Dillashaw had anticipated for days, weeks, months. He wanted a rematch with No.1 challenger Renan Barao so badly, right here in his back yard, that during his recent honeymoon in Mexico, he slipped out of bed in the wee hours and resumed training on a treadmill. UFC bantamweight champion T.J.