change class component to function component#6451
Merged
iansu merged 3 commits intofacebook:masterfrom Mar 11, 2019
xiaoxiangmoe:master
Merged
change class component to function component#6451iansu merged 3 commits intofacebook:masterfrom xiaoxiangmoe:master
iansu merged 3 commits intofacebook:masterfrom
xiaoxiangmoe:master
