code: public boolean resume(int requestCode, int resultCode, Intent intent) {
          return WebAuthProvider.resume(requestCode, resultCode, intent);
      }
docs: Finishes the authentication flow in the WebAuthProvider
  
  @param requestCode the request code received on the onActivityResult method
  @param resultCode  the result code received on the onActivityResult method
  @param intent      the intent received in the onActivityResult method.
  @return true if a result was expected and has a valid format, or false if not