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

• From: Domenic Denicola <web-platform-tests-notifications@w3.org>
• Date: Tue, 24 May 2016 10:02:48 GMT
• To: public-web-platform-tests-notifications@w3.org
• Message-Id: <<web-platform-tests_issue_3068@w3.org>>

As of ES6, the length property on functions is configurable, and can be deleted.

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

Received on Tuesday, 24 May 2016 10:02:59 UTC