[rn] enabled disableLegacyMode everywhere (#34947)

Stacked on https://github.com/facebook/react/pull/34946

This should be a noop, now that the legacy renderers are not being
sync'd.

.github/workflows/runtime_commit_artifacts.yml

@@ -164,10 +164,10 @@ jobs:
 
           # Delete the OSS renderers, these are sync'd to RN separately.
           RENDERER_FOLDER=$BASE_FOLDER/react-native-github/Libraries/Renderer/implementations/
-          SHIM_FOLDER=$BASE_FOLDER/react-native-github/Libraries/Renderer/shims/
           rm $RENDERER_FOLDER/ReactFabric-{dev,prod,profiling}.js
           
           # Delete the legacy renderer shim, this is not sync'd and will get deleted in the future.
+          SHIM_FOLDER=$BASE_FOLDER/react-native-github/Libraries/Renderer/shims/
           rm $SHIM_FOLDER/ReactNative.js
 
           # Copy eslint-plugin-react-hooks

packages/react-native-renderer/src/__tests__/ReactFabricAndNative-test.internal.js

@@ -40,6 +40,7 @@ describe('created with ReactFabric called with ReactNative', () => {
       require('react-native/Libraries/ReactPrivate/ReactNativePrivateInterface').getNativeTagFromPublicInstance;
   });
 
+  // @gate !disableLegacyMode
   it('find Fabric instances with the RN renderer', () => {
     const View = createReactNativeComponentClass('RCTView', () => ({
       validAttributes: {title: true},
@@ -60,6 +61,7 @@ describe('created with ReactFabric called with ReactNative', () => {
     expect(getNativeTagFromPublicInstance(instance)).toBe(2);
   });
 
+  // @gate !disableLegacyMode
   it('find Fabric nodes with the RN renderer', () => {
     const View = createReactNativeComponentClass('RCTView', () => ({
       validAttributes: {title: true},
@@ -80,6 +82,7 @@ describe('created with ReactFabric called with ReactNative', () => {
     expect(handle).toBe(2);
   });
 
+  // @gate !disableLegacyMode
   it('dispatches commands on Fabric nodes with the RN renderer', () => {
     nativeFabricUIManager.dispatchCommand.mockClear();
     const View = createReactNativeComponentClass('RCTView', () => ({
@@ -101,6 +104,7 @@ describe('created with ReactFabric called with ReactNative', () => {
     expect(UIManager.dispatchViewManagerCommand).not.toBeCalled();
   });
 
+  // @gate !disableLegacyMode
   it('dispatches sendAccessibilityEvent on Fabric nodes with the RN renderer', () => {
     nativeFabricUIManager.sendAccessibilityEvent.mockClear();
     const View = createReactNativeComponentClass('RCTView', () => ({
@@ -143,6 +147,7 @@ describe('created with ReactNative called with ReactFabric', () => {
         .ReactNativeViewConfigRegistry.register;
   });
 
+  // @gate !disableLegacyMode
   it('find Paper instances with the Fabric renderer', () => {
     const View = createReactNativeComponentClass('RCTView', () => ({
       validAttributes: {title: true},
@@ -163,6 +168,7 @@ describe('created with ReactNative called with ReactFabric', () => {
     expect(instance._nativeTag).toBe(3);
   });
 
+  // @gate !disableLegacyMode
   it('find Paper nodes with the Fabric renderer', () => {
     const View = createReactNativeComponentClass('RCTView', () => ({
       validAttributes: {title: true},
@@ -183,6 +189,7 @@ describe('created with ReactNative called with ReactFabric', () => {
     expect(handle).toBe(3);
   });
 
+  // @gate !disableLegacyMode
   it('dispatches commands on Paper nodes with the Fabric renderer', () => {
     UIManager.dispatchViewManagerCommand.mockReset();
     const View = createReactNativeComponentClass('RCTView', () => ({
@@ -205,6 +212,7 @@ describe('created with ReactNative called with ReactFabric', () => {
     expect(nativeFabricUIManager.dispatchCommand).not.toBeCalled();
   });
 
+  // @gate !disableLegacyMode
   it('dispatches sendAccessibilityEvent on Paper nodes with the Fabric renderer', () => {
     ReactNativePrivateInterface.legacySendAccessibilityEvent.mockReset();
     const View = createReactNativeComponentClass('RCTView', () => ({

packages/shared/forks/ReactFeatureFlags.native-fb.js

@@ -35,7 +35,7 @@ export const disableCommentsAsDOMContainers: boolean = true;
 export const disableInputAttributeSyncing: boolean = false;
 export const disableLegacyContext: boolean = false;
 export const disableLegacyContextForFunctionComponents: boolean = false;
-export const disableLegacyMode: boolean = false;
+export const disableLegacyMode: boolean = true;
 export const disableSchedulerTimeoutInWorkLoop: boolean = false;
 export const disableTextareaChildren: boolean = false;
 export const enableAsyncDebugInfo: boolean = false;

packages/shared/forks/ReactFeatureFlags.native-oss.js

@@ -21,7 +21,7 @@ export const disableCommentsAsDOMContainers: boolean = true;
 export const disableInputAttributeSyncing: boolean = false;
 export const disableLegacyContext: boolean = true;
 export const disableLegacyContextForFunctionComponents: boolean = true;
-export const disableLegacyMode: boolean = false;
+export const disableLegacyMode: boolean = true;
 export const disableSchedulerTimeoutInWorkLoop: boolean = false;
 export const disableTextareaChildren: boolean = false;
 export const enableAsyncDebugInfo: boolean = false;

packages/shared/forks/ReactFeatureFlags.test-renderer.native-fb.js

@@ -16,7 +16,7 @@ export const disableCommentsAsDOMContainers = true;
 export const disableInputAttributeSyncing = false;
 export const disableLegacyContext = false;
 export const disableLegacyContextForFunctionComponents = false;
-export const disableLegacyMode = false;
+export const disableLegacyMode = true;
 export const disableSchedulerTimeoutInWorkLoop = false;
 export const disableTextareaChildren = false;
 export const enableAsyncDebugInfo = false;