Back out "React Native sync for revisions fccf3a9...47cf4e5"

Summary:
There's some problem in the last sync that changes the memoization behavior in some product code. We'll revert and investigate.

Changelog: [internal]

Reviewed By: bvanderhoof

Differential Revision: D44100907

fbshipit-source-id: 233b478dd6f2f29121ac05323047ab6099b6b56c

Libraries/Renderer/REVISION

@@ -1 +1 @@
-47cf4e578c2d8eef9c6cc27105ce560307999244
+fccf3a9fba5fd778c678657c556344b333111cfb

Libraries/Renderer/shims/ReactNativeTypes.js

@@ -6,7 +6,7 @@
  *
  * @noformat
  * @flow strict
- * @generated SignedSource<<4df0c7d45c633ce1409906d78ee6813c>>
+ * @generated SignedSource<<265b342f0d29323bebb711ba0bc882ec>>
  *
  * This file was sync'd from the facebook/react repository.
  */
@@ -98,23 +98,7 @@ export type PartialViewConfig = $ReadOnly<{
   validAttributes?: PartialAttributeConfiguration,
 }>;
 
-/**
- * Current usages should migrate to this definition
- */
-export interface INativeMethods {
-  blur(): void;
-  focus(): void;
-  measure(callback: MeasureOnSuccessCallback): void;
-  measureInWindow(callback: MeasureInWindowOnSuccessCallback): void;
-  measureLayout(
-    relativeToNativeNode: number | ElementRef<HostComponent<mixed>>,
-    onSuccess: MeasureLayoutOnSuccessCallback,
-    onFail?: () => void,
-  ): void;
-  setNativeProps(nativeProps: {...}): void;
-}
-
-export type NativeMethods = $ReadOnly<{|
+export type NativeMethods = $ReadOnly<{
   blur(): void,
   focus(): void,
   measure(callback: MeasureOnSuccessCallback): void,
@@ -125,11 +109,7 @@ export type NativeMethods = $ReadOnly<{|
     onFail?: () => void,
   ): void,
   setNativeProps(nativeProps: {...}): void,
-|}>;
-
-// This validates that INativeMethods and NativeMethods stay in sync using Flow!
-declare var ensureNativeMethodsAreSynced: NativeMethods;
-(ensureNativeMethodsAreSynced: INativeMethods);
+}>;
 
 export type HostComponent<T> = AbstractComponent<T, $ReadOnly<NativeMethods>>;
 
@@ -215,8 +195,6 @@ export type ReactNativeType = {
   ...
 };
 
-export opaque type Node = mixed;
-
 export type ReactFabricType = {
   findHostInstance_DEPRECATED<TElementType: ElementType>(
     componentOrHandle: ?(ElementRef<TElementType> | number),
@@ -240,7 +218,18 @@ export type ReactFabricType = {
     concurrentRoot: ?boolean,
   ): ?ElementRef<ElementType>,
   unmountComponentAtNode(containerTag: number): void,
-  getNodeFromInternalInstanceHandle(internalInstanceHandle: mixed): ?Node,
+  ...
+};
+
+export type ReactNativeEventTarget = {
+  node: {...},
+  canonical: {
+    _nativeTag: number,
+    viewConfig: ViewConfig,
+    currentProps: {...},
+    _internalInstanceHandle: {...},
+    ...
+  },
   ...
 };