Add RTCSafeAreaView

Summary: Adds codegen component for RTCSafeAreaView(NativeComponent).

Reviewed By: rickhanlonii

Differential Revision: D15804215

fbshipit-source-id: 103312aecb35029d05412b70829dbe4668ba7768

Libraries/Components/SafeAreaView/RCTSafeAreaViewNativeComponent.js

@@ -5,21 +5,21 @@
  * LICENSE file in the root directory of this source tree.
  *
  * @format
- * @flow
+ * @flow strict-local
  */
 
-const requireNativeComponent = require('../../ReactNative/requireNativeComponent');
+'use strict';
 
 import type {ViewProps} from '../View/ViewPropTypes';
-import type {NativeComponent} from '../../Renderer/shims/ReactNative';
+import type {WithDefault} from '../../Types/CodegenTypes';
+
+import codegenNativeComponent from '../../Utilities/codegenNativeComponent';
 
 type NativeProps = $ReadOnly<{|
   ...ViewProps,
-  emulateUnlessSupported?: boolean,
+
+  // Props
+  emulateUnlessSupported?: WithDefault<boolean, false>,
 |}>;
 
-type RCTSafeAreaViewNativeType = Class<NativeComponent<NativeProps>>;
-
-module.exports = ((requireNativeComponent(
-  'RCTSafeAreaView',
-): any): RCTSafeAreaViewNativeType);
+export default codegenNativeComponent<NativeProps>('RCTSafeAreaView');

Libraries/Components/SafeAreaView/SafeAreaView.js

@@ -44,7 +44,8 @@ if (Platform.OS === 'android') {
   SafeAreaViewRef.displayName = 'SafeAreaView';
   exported = ((SafeAreaViewRef: any): Class<React.Component<Props>>);
 } else {
-  const RCTSafeAreaViewNativeComponent = require('./RCTSafeAreaViewNativeComponent');
+  const RCTSafeAreaViewNativeComponent = require('./RCTSafeAreaViewNativeComponent')
+    .default;
 
   const SafeAreaView = (
     props: Props,