Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/34909
This Diff introduces a Sample component in RNTester which uses the NativeState to load some images.
It is an example on how to use CustomNativeState
In this first diff, I focused on the iOS side of things. The next diff will make this work with Android.
## Changelog
[iOS][Added] - Introduce sample component which work with the native state.
Reviewed By: cortinico
Differential Revision: D39884926
fbshipit-source-id: 9323d751fd06a1bb8ff93af836d97010c2095833
