TORONTO — Canada Goose Holdings Inc.'s third-quarter profit ticked higher as the company worked to make its operations "more flexible and nimbler," but warned of headwinds materializing in China. The luxury parka maker revealed Thursday that its profit attributable to shareholders amounted to $139.7 million or $1.42 per diluted share for the quarter ended Dec. 29. The result compared with a profit of $130.6 million or $1.29 per diluted share a year earlier. The company has spent months "ruthlessly focused on prudently managing" headcount and costs, said Beth Clymer, Canada Goose's president of finance, strategy and administration. "This required new…