From 01bce8c24843b02a0082edb55d3cd4763e7a956d Mon Sep 17 00:00:00 2001
From: Eli White <github@eli-white.com>
Date: Mon, 11 Nov 2019 11:22:41 -0800
Subject: [PATCH] Change legacy-events plugin nativeEventTarget to allow null
 (#17344)

---
 packages/legacy-events/EventPluginHub.js                      | 4 ++--
 packages/legacy-events/PluginModuleType.js                    | 2 +-
 packages/react-dom/src/events/SimpleEventPlugin.js            | 2 +-
 .../react-native-renderer/src/ReactNativeBridgeEventPlugin.js | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/packages/legacy-events/EventPluginHub.js b/packages/legacy-events/EventPluginHub.js
index f5068ff39b18e..8d503640fcd1b 100644
--- a/packages/legacy-events/EventPluginHub.js
+++ b/packages/legacy-events/EventPluginHub.js
@@ -134,7 +134,7 @@ function extractPluginEvents(
   topLevelType: TopLevelType,
   targetInst: null | Fiber,
   nativeEvent: AnyNativeEvent,
-  nativeEventTarget: EventTarget,
+  nativeEventTarget: null | EventTarget,
   eventSystemFlags: EventSystemFlags,
 ): Array<ReactSyntheticEvent> | ReactSyntheticEvent | null {
   let events = null;
@@ -161,7 +161,7 @@ export function runExtractedPluginEventsInBatch(
   topLevelType: TopLevelType,
   targetInst: null | Fiber,
   nativeEvent: AnyNativeEvent,
-  nativeEventTarget: EventTarget,
+  nativeEventTarget: null | EventTarget,
   eventSystemFlags: EventSystemFlags,
 ) {
   const events = extractPluginEvents(
diff --git a/packages/legacy-events/PluginModuleType.js b/packages/legacy-events/PluginModuleType.js
index d6728427e874f..1e7635114f779 100644
--- a/packages/legacy-events/PluginModuleType.js
+++ b/packages/legacy-events/PluginModuleType.js
@@ -27,7 +27,7 @@ export type PluginModule<NativeEvent> = {
     topLevelType: TopLevelType,
     targetInst: null | Fiber,
     nativeTarget: NativeEvent,
-    nativeEventTarget: EventTarget,
+    nativeEventTarget: null | EventTarget,
     eventSystemFlags: EventSystemFlags,
   ) => ?ReactSyntheticEvent,
   tapMoveThreshold?: number,
diff --git a/packages/react-dom/src/events/SimpleEventPlugin.js b/packages/react-dom/src/events/SimpleEventPlugin.js
index f7103071ad1c0..90f6cbbb90631 100644
--- a/packages/react-dom/src/events/SimpleEventPlugin.js
+++ b/packages/react-dom/src/events/SimpleEventPlugin.js
@@ -250,7 +250,7 @@ const SimpleEventPlugin: PluginModule<MouseEvent> & {
     topLevelType: TopLevelType,
     targetInst: null | Fiber,
     nativeEvent: MouseEvent,
-    nativeEventTarget: EventTarget,
+    nativeEventTarget: null | EventTarget,
     eventSystemFlags: EventSystemFlags,
   ): null | ReactSyntheticEvent {
     const dispatchConfig = topLevelEventsToDispatchConfig[topLevelType];
diff --git a/packages/react-native-renderer/src/ReactNativeBridgeEventPlugin.js b/packages/react-native-renderer/src/ReactNativeBridgeEventPlugin.js
index 7cd42f07002e9..424f0eae25d22 100644
--- a/packages/react-native-renderer/src/ReactNativeBridgeEventPlugin.js
+++ b/packages/react-native-renderer/src/ReactNativeBridgeEventPlugin.js
@@ -35,7 +35,7 @@ const ReactNativeBridgeEventPlugin = {
     topLevelType: TopLevelType,
     targetInst: null | Object,
     nativeEvent: AnyNativeEvent,
-    nativeEventTarget: Object,
+    nativeEventTarget: null | Object,
     eventSystemFlags: EventSystemFlags,
   ): ?Object {
     if (targetInst == null) {