Re-land stack of D17563110: codemod xplat/js

Summary:
The stack of D17563110 was reverted because it triggered a failing OTA job that wasn't caught at land time.

Fixing the issue by reverting the change to `Route.js` and re-landing the rest of the diff.

Differential Revision: D17564219

fbshipit-source-id: 166b50a163ce8ae226de224882a98c40652e29ac

Libraries/Animated/src/AnimatedMock.js

@@ -30,7 +30,7 @@ import type {Mapping, EventConfig} from './AnimatedEvent';
  * animation functions from AnimatedImplementation with empty animations for
  * predictability in tests.
  */
-type CompositeAnimation = {
+export type CompositeAnimation = {
   start: (callback?: ?EndCallback) => void,
   stop: () => void,
   reset: () => void,

Libraries/Components/Picker/Picker.js

@@ -49,6 +49,7 @@ type PickerItemProps = $ReadOnly<{|
 /**
  * Individual selectable item in a Picker.
  */
+export type {PickerItem};
 class PickerItem extends React.Component<PickerItemProps> {
   render() {
     // The items are not rendered directly

Libraries/Components/Touchable/TouchableHighlight.js

@@ -51,7 +51,7 @@ type AndroidProps = $ReadOnly<{|
   nextFocusUp?: ?number,
 |}>;
 
-type Props = $ReadOnly<{|
+export type Props = $ReadOnly<{|
   ...TouchableWithoutFeedbackProps,
   ...IOSProps,
   ...AndroidProps,

Libraries/Components/Touchable/TouchableOpacity.js

@@ -40,7 +40,7 @@ type TVProps = $ReadOnly<{|
   tvParallaxProperties?: ?TVParallaxPropertiesType,
 |}>;
 
-type Props = $ReadOnly<{|
+export type Props = $ReadOnly<{|
   ...TouchableWithoutFeedbackProps,
   ...TVProps,
   activeOpacity?: ?number,

Libraries/ReactNative/AppRegistry.js

@@ -24,7 +24,7 @@ import NativeHeadlessJsTaskSupport from './NativeHeadlessJsTaskSupport';
 import HeadlessJsTaskError from './HeadlessJsTaskError';
 
 type Task = (taskData: any) => Promise<void>;
-type TaskProvider = () => Task;
+export type TaskProvider = () => Task;
 type TaskCanceller = () => void;
 type TaskCancelProvider = () => TaskCanceller;
 

Libraries/Renderer/shims/ReactNativeTypes.js

@@ -83,6 +83,7 @@ export type ViewConfigGetter = () => ReactNativeBaseComponentViewConfig<>;
 /**
  * Class only exists for its Flow type.
  */
+export type {ReactNativeComponent};
 class ReactNativeComponent<Props> extends React.Component<Props> {
   blur(): void {}
   focus(): void {}