Enable Venice

Summary:
Make Venice available in Catalyst Android, to enable set ```ReactFeatureFlags.enableBridgelessArchitecture``` to true in CatalystApplication.java

**Note**: right now not every piece works with Venice enabled, but the main functionalities (Fabric components, playground) mostly work, the rest issues will be gradually fixed.

Changelog:
[Internal][Changed] - Enable Venice in Catalyst Android

Reviewed By: NickGerleman

Differential Revision: D43711737

fbshipit-source-id: 6ecb7e2b09c5b7feaa00b90076a2a894c08affc9

ReactAndroid/src/main/java/com/facebook/react/ReactActivityDelegate.java

@@ -56,7 +56,7 @@ public ReactActivityDelegate(ReactActivity activity, @Nullable String mainCompon
  return null;
  }
 
- private @NonNull Bundle composeLaunchOptions() {
+ protected @NonNull Bundle composeLaunchOptions() {
  Bundle composedLaunchOptions = getLaunchOptions();
  if (isFabricEnabled()) {
  if (composedLaunchOptions == null) {
@@ -71,6 +71,10 @@ protected ReactRootView createRootView() {
  return new ReactRootView(getContext());
  }
 
+ protected ReactRootView createRootView(Bundle initialProps) {
+ return new ReactRootView(getContext());
+ }
+
  /**
  * Get the {@link ReactNativeHost} used by this app. By default, assumes {@link
  * Activity#getApplication()} is an instance of {@link ReactApplication} and calls {@link
@@ -98,7 +102,7 @@ protected void onCreate(Bundle savedInstanceState) {
  getPlainActivity(), getReactNativeHost(), mainComponentName, launchOptions) {
  @Override
  protected ReactRootView createRootView() {
- return ReactActivityDelegate.this.createRootView();
+ return ReactActivityDelegate.this.createRootView(launchOptions);
  }
  };
  if (mainComponentName != null) {

ReactAndroid/src/main/java/com/facebook/react/bridge/ReactContext.java

@@ -511,7 +511,10 @@ public boolean isBridgeless() {
  * synchronized(jsContext) { nativeThingNeedingJsContext(jsContext.get()); }
  */
  public JavaScriptContextHolder getJavaScriptContextHolder() {
- return mCatalystInstance.getJavaScriptContextHolder();
+ if (mCatalystInstance != null) {
+ return mCatalystInstance.getJavaScriptContextHolder();
+ }
+ return null;
  }
 
  public @Nullable JSIModule getJSIModule(JSIModuleType moduleType) {

ReactAndroid/src/main/java/com/facebook/react/modules/blob/BlobCollector.java

@@ -23,7 +23,7 @@ static void install(final ReactContext reactContext, final BlobModule blobModule
  public void run() {
  JavaScriptContextHolder jsContext = reactContext.getJavaScriptContextHolder();
  // When debugging in chrome the JS context is not available.
- if (jsContext.get() != 0) {
+ if (jsContext != null && jsContext.get() != 0) {
  nativeInstall(blobModule, jsContext.get());
  }
  }

ReactAndroid/src/main/java/com/facebook/react/modules/devloading/DevLoadingModule.java

@@ -58,7 +58,9 @@ public void hide() {
  new Runnable() {
  @Override
  public void run() {
- mDevLoadingViewManager.hide();
+ if (mDevLoadingViewManager != null) {
+ mDevLoadingViewManager.hide();
+ }
  }
  });
  }