renderAndWait method
Alias to UIComponent.callRenderAndWait.
Implementation
Future<T> renderAndWait({Duration timeout = const Duration(seconds: 3)}) =>
    _chainCapture(() => _renderAndWaitImpl(timeout));Alias to UIComponent.callRenderAndWait.
Future<T> renderAndWait({Duration timeout = const Duration(seconds: 3)}) =>
    _chainCapture(() => _renderAndWaitImpl(timeout));