Re: [html-tests] Don't create a new XHR until the previous one is complete. (#5581)

Notifying @ayg. *([Learn how reviewing works](https://github.com/w3c/web-platform-tests/blob/master/README.md#test-review).)*

View on GitHub: https://github.com/w3c/web-platform-tests/pull/5581#issuecomment-294389689

Received on Monday, 17 April 2017 02:01:39 UTC