diff --git a/packages/legacy-events/EventPluginHub.js b/packages/legacy-events/EventPluginHub.js
index 1ab4bc3fa4561..f5068ff39b18e 100644
--- a/packages/legacy-events/EventPluginHub.js
+++ b/packages/legacy-events/EventPluginHub.js
@@ -132,10 +132,10 @@ export function getListener(inst: Fiber, registrationName: string) {
  */
 function extractPluginEvents(
   topLevelType: TopLevelType,
-  eventSystemFlags: EventSystemFlags,
   targetInst: null | Fiber,
   nativeEvent: AnyNativeEvent,
   nativeEventTarget: EventTarget,
+  eventSystemFlags: EventSystemFlags,
 ): Array<ReactSyntheticEvent> | ReactSyntheticEvent | null {
   let events = null;
   for (let i = 0; i < plugins.length; i++) {
@@ -144,10 +144,10 @@ function extractPluginEvents(
     if (possiblePlugin) {
       const extractedEvents = possiblePlugin.extractEvents(
         topLevelType,
-        eventSystemFlags,
         targetInst,
         nativeEvent,
         nativeEventTarget,
+        eventSystemFlags,
       );
       if (extractedEvents) {
         events = accumulateInto(events, extractedEvents);
@@ -159,17 +159,17 @@ function extractPluginEvents(
 
 export function runExtractedPluginEventsInBatch(
   topLevelType: TopLevelType,
-  eventSystemFlags: EventSystemFlags,
   targetInst: null | Fiber,
   nativeEvent: AnyNativeEvent,
   nativeEventTarget: EventTarget,
+  eventSystemFlags: EventSystemFlags,
 ) {
   const events = extractPluginEvents(
     topLevelType,
-    eventSystemFlags,
     targetInst,
     nativeEvent,
     nativeEventTarget,
+    eventSystemFlags,
   );
   runEventsInBatch(events);
 }
diff --git a/packages/legacy-events/PluginModuleType.js b/packages/legacy-events/PluginModuleType.js
index c1cf5fc6783e8..d6728427e874f 100644
--- a/packages/legacy-events/PluginModuleType.js
+++ b/packages/legacy-events/PluginModuleType.js
@@ -25,10 +25,10 @@ export type PluginModule<NativeEvent> = {
   eventTypes: EventTypes,
   extractEvents: (
     topLevelType: TopLevelType,
-    eventSystemFlags: EventSystemFlags,
     targetInst: null | Fiber,
     nativeTarget: NativeEvent,
     nativeEventTarget: EventTarget,
+    eventSystemFlags: EventSystemFlags,
   ) => ?ReactSyntheticEvent,
   tapMoveThreshold?: number,
 };
diff --git a/packages/legacy-events/ResponderEventPlugin.js b/packages/legacy-events/ResponderEventPlugin.js
index aea49578a397f..f58323aa9a8bb 100644
--- a/packages/legacy-events/ResponderEventPlugin.js
+++ b/packages/legacy-events/ResponderEventPlugin.js
@@ -504,10 +504,10 @@ const ResponderEventPlugin = {
    */
   extractEvents: function(
     topLevelType,
-    eventSystemFlags,
     targetInst,
     nativeEvent,
     nativeEventTarget,
+    eventSystemFlags,
   ) {
     if (isStartish(topLevelType)) {
       trackedTouchCount += 1;
diff --git a/packages/legacy-events/__tests__/ResponderEventPlugin-test.internal.js b/packages/legacy-events/__tests__/ResponderEventPlugin-test.internal.js
index c235578b28758..abe96a3808057 100644
--- a/packages/legacy-events/__tests__/ResponderEventPlugin-test.internal.js
+++ b/packages/legacy-events/__tests__/ResponderEventPlugin-test.internal.js
@@ -314,10 +314,10 @@ const run = function(config, hierarchyConfig, nativeEventConfig) {
   // Trigger the event
   const extractedEvents = ResponderEventPlugin.extractEvents(
     nativeEventConfig.topLevelType,
-    PLUGIN_EVENT_SYSTEM,
     nativeEventConfig.targetInst,
     nativeEventConfig.nativeEvent,
     nativeEventConfig.target,
+    PLUGIN_EVENT_SYSTEM,
   );
 
   // At this point the negotiation events have been dispatched as part of the
diff --git a/packages/react-dom/src/events/BeforeInputEventPlugin.js b/packages/react-dom/src/events/BeforeInputEventPlugin.js
index 0f6155a217942..2508448f66654 100644
--- a/packages/react-dom/src/events/BeforeInputEventPlugin.js
+++ b/packages/react-dom/src/events/BeforeInputEventPlugin.js
@@ -464,10 +464,10 @@ const BeforeInputEventPlugin = {
 
   extractEvents: function(
     topLevelType,
-    eventSystemFlags,
     targetInst,
     nativeEvent,
     nativeEventTarget,
+    eventSystemFlags,
   ) {
     const composition = extractCompositionEvent(
       topLevelType,
diff --git a/packages/react-dom/src/events/ChangeEventPlugin.js b/packages/react-dom/src/events/ChangeEventPlugin.js
index 11f405b54a544..960cb7ffccf09 100644
--- a/packages/react-dom/src/events/ChangeEventPlugin.js
+++ b/packages/react-dom/src/events/ChangeEventPlugin.js
@@ -262,10 +262,10 @@ const ChangeEventPlugin = {
 
   extractEvents: function(
     topLevelType,
-    eventSystemFlags,
     targetInst,
     nativeEvent,
     nativeEventTarget,
+    eventSystemFlags,
   ) {
     const targetNode = targetInst ? getNodeFromInstance(targetInst) : window;
 
diff --git a/packages/react-dom/src/events/EnterLeaveEventPlugin.js b/packages/react-dom/src/events/EnterLeaveEventPlugin.js
index 95d1aa0a7e6af..f8c8d279db005 100644
--- a/packages/react-dom/src/events/EnterLeaveEventPlugin.js
+++ b/packages/react-dom/src/events/EnterLeaveEventPlugin.js
@@ -54,10 +54,10 @@ const EnterLeaveEventPlugin = {
    */
   extractEvents: function(
     topLevelType,
-    eventSystemFlags,
     targetInst,
     nativeEvent,
     nativeEventTarget,
+    eventSystemFlags,
   ) {
     const isOverEvent =
       topLevelType === TOP_MOUSE_OVER || topLevelType === TOP_POINTER_OVER;
diff --git a/packages/react-dom/src/events/ReactDOMEventListener.js b/packages/react-dom/src/events/ReactDOMEventListener.js
index db4ec6f8690d7..ed520089442ff 100644
--- a/packages/react-dom/src/events/ReactDOMEventListener.js
+++ b/packages/react-dom/src/events/ReactDOMEventListener.js
@@ -178,10 +178,10 @@ function handleTopLevel(bookKeeping: BookKeepingInstance) {
 
     runExtractedPluginEventsInBatch(
       topLevelType,
-      bookKeeping.eventSystemFlags,
       targetInst,
       nativeEvent,
       eventTarget,
+      bookKeeping.eventSystemFlags,
     );
   }
 }
diff --git a/packages/react-dom/src/events/SelectEventPlugin.js b/packages/react-dom/src/events/SelectEventPlugin.js
index 4af2a8e97256c..cd1c1a436ac7e 100644
--- a/packages/react-dom/src/events/SelectEventPlugin.js
+++ b/packages/react-dom/src/events/SelectEventPlugin.js
@@ -162,10 +162,10 @@ const SelectEventPlugin = {
 
   extractEvents: function(
     topLevelType,
-    eventSystemFlags,
     targetInst,
     nativeEvent,
     nativeEventTarget,
+    eventSystemFlags,
   ) {
     const doc = getEventTargetDocument(nativeEventTarget);
     // Track whether all listeners exists for this plugin. If none exist, we do
diff --git a/packages/react-dom/src/events/SimpleEventPlugin.js b/packages/react-dom/src/events/SimpleEventPlugin.js
index ea90a61ae1804..f7103071ad1c0 100644
--- a/packages/react-dom/src/events/SimpleEventPlugin.js
+++ b/packages/react-dom/src/events/SimpleEventPlugin.js
@@ -248,10 +248,10 @@ const SimpleEventPlugin: PluginModule<MouseEvent> & {
 
   extractEvents: function(
     topLevelType: TopLevelType,
-    eventSystemFlags: EventSystemFlags,
     targetInst: null | Fiber,
     nativeEvent: MouseEvent,
     nativeEventTarget: EventTarget,
+    eventSystemFlags: EventSystemFlags,
   ): null | ReactSyntheticEvent {
     const dispatchConfig = topLevelEventsToDispatchConfig[topLevelType];
     if (!dispatchConfig) {
diff --git a/packages/react-native-renderer/src/ReactFabricEventEmitter.js b/packages/react-native-renderer/src/ReactFabricEventEmitter.js
index 887e35786a9d3..cdc00c4da5dd8 100644
--- a/packages/react-native-renderer/src/ReactFabricEventEmitter.js
+++ b/packages/react-native-renderer/src/ReactFabricEventEmitter.js
@@ -42,10 +42,10 @@ export function dispatchEvent(
     // Heritage plugin event system
     runExtractedPluginEventsInBatch(
       topLevelType,
-      PLUGIN_EVENT_SYSTEM,
       targetFiber,
       nativeEvent,
       nativeEvent.target,
+      PLUGIN_EVENT_SYSTEM,
     );
   });
   // React Native doesn't use ReactControlledComponent but if it did, here's
diff --git a/packages/react-native-renderer/src/ReactNativeBridgeEventPlugin.js b/packages/react-native-renderer/src/ReactNativeBridgeEventPlugin.js
index eaae46a50723d..7cd42f07002e9 100644
--- a/packages/react-native-renderer/src/ReactNativeBridgeEventPlugin.js
+++ b/packages/react-native-renderer/src/ReactNativeBridgeEventPlugin.js
@@ -33,10 +33,10 @@ const ReactNativeBridgeEventPlugin = {
    */
   extractEvents: function(
     topLevelType: TopLevelType,
-    eventSystemFlags: EventSystemFlags,
     targetInst: null | Object,
     nativeEvent: AnyNativeEvent,
     nativeEventTarget: Object,
+    eventSystemFlags: EventSystemFlags,
   ): ?Object {
     if (targetInst == null) {
       // Probably a node belonging to another renderer's tree.
diff --git a/packages/react-native-renderer/src/ReactNativeEventEmitter.js b/packages/react-native-renderer/src/ReactNativeEventEmitter.js
index 29f6b9b3866c7..072d5106a2374 100644
--- a/packages/react-native-renderer/src/ReactNativeEventEmitter.js
+++ b/packages/react-native-renderer/src/ReactNativeEventEmitter.js
@@ -101,10 +101,10 @@ function _receiveRootNodeIDEvent(
   batchedUpdates(function() {
     runExtractedPluginEventsInBatch(
       topLevelType,
-      PLUGIN_EVENT_SYSTEM,
       inst,
       nativeEvent,
       nativeEvent.target,
+      PLUGIN_EVENT_SYSTEM,
     );
   });
   // React Native doesn't use ReactControlledComponent but if it did, here's