Re: selection: Align collapse-NN.html and extend-NN.html to the latest draft. (#4918)

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/4918#issuecomment-280730432

Received on Friday, 17 February 2017 18:35:35 UTC