class TransportClient {

    public ComponentName getTransportComponent() {
        return mTransportComponent;
    }

      TransportClient(
            Context context,
            TransportStats transportStats,
            Intent bindIntent,
            ComponentName transportComponent,
            String identifier,
            String caller);
    @VisibleForTesting  TransportClient(
            Context context,
            TransportStats transportStats,
            Intent bindIntent,
            ComponentName transportComponent,
            String identifier,
            String caller,
            Handler listenerHandler);

}