Disable static ViewConfigs in bridge mode & enable for bridgeless mode - for codegenNativeComponent

Summary:
Changelog: [Internal]

Since DummyUIManager.getViewManagerConfig() & hasViewManagerConfig() are the same, it's safe to ship this before the native changes in this stack lands.

Reviewed By: RSNara

Differential Revision: D33832926

fbshipit-source-id: c0f0a169d02397e0f9125bb45d95d395c8bbc492

packages/react-native-codegen/src/generators/components/GenerateViewConfigJs.js

@@ -130,9 +130,8 @@ export default NativeComponentRegistry.get(nativeComponentName, () => __INTERNAL
 `.trim();
 };
 
-// If static view configs are enabled, get whether the native component exists
-// in the app binary using hasViewManagerConfig() instead of getViewManagerConfig().
-// Old getViewManagerConfig() checks for the existance of the native Paper view manager.
+// Check whether the native component exists in the app binary.
+// Old getViewManagerConfig() checks for the existance of the native Paper view manager. Not available in Bridgeless.
 // New hasViewManagerConfig() queries Fabric’s native component registry directly.
 const DeprecatedComponentNameCheckTemplate = ({
   componentName,
@@ -142,8 +141,7 @@ const DeprecatedComponentNameCheckTemplate = ({
   paperComponentNameDeprecated: string,
 }) =>
   `
-const staticViewConfigsEnabled = global.__fbStaticViewConfig === true;
-if (staticViewConfigsEnabled) {
+if (global.__nativeComponentRegistry__hasComponent) {
   if (UIManager.hasViewManagerConfig('${componentName}')) {
     nativeComponentName = '${componentName}';
   } else if (UIManager.hasViewManagerConfig('${paperComponentNameDeprecated}')) {

packages/react-native-codegen/src/generators/components/__tests__/__snapshots__/GenerateViewConfigJs-test.js.snap

@@ -1046,8 +1046,7 @@ const NativeComponentRegistry = require('react-native/Libraries/NativeComponent/
 const {UIManager} = require(\\"react-native\\")
 
 let nativeComponentName = 'NativeComponentName';
-const staticViewConfigsEnabled = global.__fbStaticViewConfig === true;
-if (staticViewConfigsEnabled) {
+if (global.__nativeComponentRegistry__hasComponent) {
   if (UIManager.hasViewManagerConfig('NativeComponentName')) {
     nativeComponentName = 'NativeComponentName';
   } else if (UIManager.hasViewManagerConfig('DeprecatedNativeComponentName')) {