Summary: this brings back the previous commit that had to be reverted due to internal breakages. original commit: 1bb323e256 Reviewed By: AaaChiuuu Differential Revision: D4109811 fbshipit-source-id: b50de145eaf6851138429635bc0302518d656b75
1bb323e256
ReactPropTypes
node_modules/react
ReactChildren
ReactElement
React.Element
React$?Element
onlyChild => React.Children.only