Fix StrictMode warnings #22186
Description
Description
When wrapping the app with <StrictMode>, there are warnings coming from internal react native components. They need to be updated to stop using the legacy context api and unsafe methods like UNSAFE_componentWillReceiveProps.
Also, I believe this is a prerequisite for Concurrent Mode support.
Environment
Environment
React Native Environment Info:
System:
OS: macOS 10.14
CPU: x64 Intel(R) Core(TM) i5-6267U CPU @ 2.90GHz
Memory: 33.30 MB / 16.00 GB
Shell: 3.2.57 - /bin/bash
Binaries:
Node: 8.11.4 - /usr/local/bin/node
Yarn: 1.10.1 - ~/.yarn/bin/yarn
npm: 6.4.1 - /usr/local/bin/npm
Watchman: 4.9.0 - /usr/local/bin/watchman
SDKs:
iOS SDK:
Platforms: iOS 12.1, macOS 10.14, tvOS 12.1, watchOS 5.1
Android SDK:
Build Tools: 23.0.1, 23.0.3, 24.0.3, 25.0.0, 25.0.1, 25.0.2, 25.0.3, 26.0.0, 26.0.1, 26.0.2, 26.0.3, 27.0.0, 27.0.1, 27.0.2, 27.0.3, 28.0.0, 28.0.2, 28.0.3
API Levels: 19, 22, 23, 24, 25, 26, 27, 28
IDEs:
Android Studio: 3.2 AI-181.5540.7.32.5014246
Xcode: 10.1/10B61 - /usr/bin/xcodebuild
npmGlobalPackages:
react-native-cli: 2.0.1