SAN FRANCISCO >> Tim Lincecum shut down the first-place Dodgers with some sparkling double-play defense behind him, and the San Francisco Giants came out of their first day off seemingly refreshed to beat Los Angeles 6-2 on Tuesday night.Justin Maxwell hit a two-run homer in the eighth inning and San Francisco won for just the second time in 11 games behind Lincecum's first victory in three starts, snapping the defending division champion Dodgers' seven-game winning streak.