function getDeclarationErrorAddendum() {
	  if (ReactCurrentOwner.current) {
	    var name = ReactCurrentOwner.current.getName();
	    if (name) {
	      return ' Check the render method of `' + name + '`.';
	    }
	  }
	  return '';
	}
ReactElementValidator provides a wrapper around a element factory
which validates the props passed to the element. This is intended to be
used only in DEV and could be replaced by a static type checker for languages
that support it.