Setting bridge up for sharing: allowing native modules to register after init

Reviewed By: javache

Differential Revision: D4945784

fbshipit-source-id: 80e7236e9ccd5d5c9a7fba7c96b98fc38b43a2fc

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

@@ -68,6 +68,12 @@ public interface CatalystInstance
   <T extends NativeModule> T getNativeModule(Class<T> nativeModuleInterface);
   Collection<NativeModule> getNativeModules();
 
+  /**
+   * This method permits a CatalystInstance to extend the known
+   * Native modules. This provided registry contains only the new modules to load.
+   */
+  void extendNativeModules(NativeModuleRegistry modules);
+
   /**
    * Adds a idle listener for this Catalyst instance. The listener will receive notifications
    * whenever the bridge transitions from idle to busy and vice-versa, where the busy state is