Migrate Shimmer.ios to use codegenNativeComponent
Migrate Shimmer.ios to use codegenNativeComponent

Summary:
Migrate Shimmer.ios to use codegenNativeComponent

changelog: [internal] internal

Reviewed By: JoshuaGross

Differential Revision: D28117192

fbshipit-source-id: 8edd06184abf29e0c8fe414bc9760d2e0f97c6c8

javache/react-native,facebook/react-native,facebook/react-native,janicduplessis/react-native,myntra/react-native,janicduplessis/react-native,pandiaraj44/react-native,pandiaraj44/react-native,janicduplessis/react-native,facebook/react-native,javache/react-native,facebook/react-native,myntra/react-native,javache/react-native,pandiaraj44/react-native,facebook/react-native,pandiaraj44/react-native,janicduplessis/react-native,javache/react-native,pandiaraj44/react-native,myntra/react-native,myntra/react-native,javache/react-native,javache/react-native,janicduplessis/react-native,facebook/react-native,myntra/react-native,pandiaraj44/react-native,facebook/react-native,javache/react-native,facebook/react-native,myntra/react-native,javache/react-native,janicduplessis/react-native,myntra/react-native,pandiaraj44/react-native,pandiaraj44/react-native,janicduplessis/react-native,myntra/react-native,javache/react-native,myntra/react-native,facebook/react-native,janicduplessis/react-native