Mike Bolsinger will be the 29th player to appear in a game for the Dodgers this season when he starts against the San Francisco Giants on Thursday. Reliever Xavier Cedeno, who’s expected to join the team Friday in San Diego, will presumably become the 30th. Will this revolving door be in effect all season? “Ideally we’re healthy and we have our 25-man roster and that’s what we roll with,” Dodgers president of baseball operations Andrew Friedman said. “We’ve kind of gamed our roster a little bit in terms of the off-days to not use a fifth starter as frequently.