The 28-year-old Barney had been designated for assignment six days ago.Barney won a National League Gold Glove award in 2012 when he tied a major league single-season record for second basemen with 141 consecutive errorless games. He matched the mark set by Detroit’s Palcido Polanco in 2007.“We added him because we believe he is a plus defender who can play second, short and third,” Dodgers general manager Ned Colletti said of Barney.Barney was hitting .230/.265/.328 in 217 plate appearances with the Cubs this season. Known for his defense, Barney’s ultimate zone rating per 150 games is plus-15.5. He’s got plus-7 defensive runs saved this season and plus-46 over the past three seasons.Prior to being designated for assignment by the Cubs, Barney had hit safely in eight of his previous 10 games and batted .385 (15 for 39) with two doubles, two triples and an RBI since July 1. He hit .230 with two home runs and 16 RBIs in 72 games overall. By J.P. [email protected] @jphoornstra on TwitterIt wasn’t a pre-deadline blockbuster, but the Dodgers did trade for an established major leaguer Monday.Veteran infielder Darwin Barney, regarded as one of baseball’s best defensive second basemen, was obtained from the Chicago Cubs in exchange for a player to be named later and cash. Newsroom GuidelinesNews TipsContact UsReport an Error The Dodgers had an opening on the 40-man roster for Barney, but their 25-man roster is full. A corresponding 25-man roster move is expected before today’s game against the Atlanta Braves.