Re: [progress-events-tests] Remove invalid-as-of-ES6 test of ProgressEvent.length (#3068)

In general if there are implementations of the old behavior, it's useful to keep a test for the expected new behavior. Like we have historical.html for features that have been removed.

View on GitHub: https://github.com/w3c/web-platform-tests/pull/3068#issuecomment-221284933

Received on Tuesday, 24 May 2016 14:16:29 UTC