[react-native] Account for nativeOnly props in requireNativeComponent

Adjusted the prop types of the returned native component class so that (a) the `nativeOnly` set of props adds to the prop types and (b) not all the props from the JS component are required (using `Partial`).

types/react-native/index.d.ts

@@ -8970,11 +8970,13 @@ export interface ComponentInterface<P> {
  * Common types are lined up with the appropriate prop differs with
  * `TypeToDifferMap`.  Non-scalar types not in the map default to `deepDiffer`.
  */
-export function requireNativeComponent<P>(
+export function requireNativeComponent<P, NP = {}>(
     viewName: string,
     componentInterface?: ComponentInterface<P>,
-    extraConfig?: { nativeOnly?: any }
-): React.ComponentClass<PropTypes.InferProps<PropTypes.ValidationMap<P>>>;
+    extraConfig?: { nativeOnly?: NP }
+): React.ComponentClass<
+    Partial<PropTypes.InferProps<PropTypes.ValidationMap<P>>> & { [K in keyof NP]?: any}
+>;
 
 export function findNodeHandle(
     componentOrHandle: null | number | React.Component<any, any> | React.ComponentClass<any>

types/react-native/test/index.tsx

@@ -11,6 +11,7 @@ The content of index.io.js could be something like
 For a list of complete Typescript examples: check https://github.com/bgrieder/RNTSExplorer
 */
 
+import * as PropTypes from "prop-types";
 import * as React from "react";
 import {
     Alert,
@@ -75,6 +76,7 @@ import {
     Modal,
     TimePickerAndroid,
     ViewPropTypes,
+    requireNativeComponent,
 } from "react-native";
 
 declare module "react-native" {
@@ -762,3 +764,20 @@ const TimePickerAndroidTest = () => (
         mode: 'spinner'
     })
 )
+
+class BridgedComponentTest extends React.Component {
+    static propTypes = {
+        jsProp: PropTypes.string.isRequired,
+        ...ViewPropTypes,
+    }
+
+    render() {
+        return <NativeBridgedComponent {...this.props} nativeProp="test" />;
+    }
+}
+
+const NativeBridgedComponent = requireNativeComponent("NativeBridgedComponent", BridgedComponentTest, {
+    nativeOnly: {
+        nativeProp: true,
+    }
+});