message: Rendered null if no status bar
diff: @@ -16,7 +16,7 @@ class NavigationBar extends React.Component<any, any> {
  var {hidden, logo, navigationImage, overflowImage, children, style = {height: undefined}, ...otherProps} = this.props;
  var childrenArray = (React.Children.toArray(children) as ReactElement<any>[]);
  if (Platform.OS === 'android' && hidden)
  - return childrenArray.find(({type}) => type === StatusBar)
  + return childrenArray.find(({type}) => type === StatusBar) || null;
  var collapsingBar = childrenArray.find(({type}) => type === CollapsingBar);
  return (
  <>
  