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Valentin SherginandFacebook Github Bot
5dca3e7c74
Summary: Previously we recreate a vector with pointers to child nodes every single time we modify the collection. That was okay but recently I realized that the we can simply make a copy of the vector one time during object construction and then mutate it freely. Reviewed By: mdvacca Differential Revision: D7467796 fbshipit-source-id: 660f1706a19ae5f07c34c509f411ce9d67b93b35