kill bridge only after cleaning up NativeModules

Reviewed By: javache

Differential Revision: D4734634

fbshipit-source-id: c2d425485679454397d18b1a0c389714c0e3c484

ReactAndroid/src/main/java/com/facebook/react/uimanager/events/EventDispatcher.java

@@ -171,7 +171,12 @@ public class EventDispatcher implements LifecycleEventListener {
   }
 
   public void onCatalystInstanceDestroyed() {
-    stopFrameCallback();
+    UiThreadUtil.runOnUiThread(new Runnable() {
+      @Override
+      public void run() {
+        stopFrameCallback();
+      }
+    });
   }
 
   private void stopFrameCallback() {