Once upon a time I wrote a feature request for the Chrome extension team to allow an extension to change the response code of a request. This would be a real bo

Once upon a time I wrote a feature request for the Chrome extension team to allow an extension to change the response code of a request. This would be a real boon to testers wanting to see the behavior of the browser under those conditions without having to fiddle with the server. But the Chrome team closed it as unneccessary or something. That was a mistake.