Re: [dom-tests] Add test for invoke listener of legacy event type (#4687)

# Firefox (nightly channel) #
Testing web-platform-tests at revision 0fd80420eab1094eff4ca7d9d7422ab6aec752a3
Using browser at version BuildID 20170123125947; SourceStamp 36486fdc3813ef7943ae5b07b4128866d1938a6c
Starting 10 test iterations
All results were stable
## All results ##
<details>
<summary><a href="http://w3c-test.org/submissions/4687/dom/events/EventListener-invoke-legacy.html">/dom/events/EventListener-invoke-legacy.html</a></summary>


|                 Subtest                 | Results |
|-----------------------------------------|---------|
|                                         | OK      |
| `Legacy listener of animationend`       | FAIL    |
| `Listener of animationstart`            | PASS    |
| `Legacy listener of animationiteration` | FAIL    |
| `Listener of transitionend`             | PASS    |
| `Listener of animationiteration`        | PASS    |
| `Listener of animationend`              | PASS    |
| `Legacy listener of transitionend`      | FAIL    |
| `Legacy listener of animationstart`     | FAIL    |

</details>

View on GitHub: https://github.com/w3c/web-platform-tests/pull/4687#issuecomment-278200361

Received on Wednesday, 8 February 2017 01:26:01 UTC