LOS ANGELES—Evan Longoria powered a home run off Max Scherzer through fierce wind, while Chris Taylor and pinch-hitter Gavin Lux fell short, putting the defending World Series champions on the brink of elimination. Longoria’s shot in the fifth inning held up, giving the Giants a 1-0 win over the Los Angeles Dodgers on a cold, blustery Monday night with conditions more akin to San Francisco. The Giants took a 2-1 lead in the NL Division Series. “I don’t remember a lot of nights at Dodger Stadium where the wind was blowing like that,” said San Francisco manager Gabe Kapler, who grew up in Los Angeles. “Super strange.” The gusty winds whipped the flags in center field and even caused Scherzer to stumble delivering an early pitch. “The wind was really pushing me towards home plate,” said Scherzer, who lost a postseason game he started for the first time since Oct. …