Re: [web-animations-tests] Upstream mutable-effects.html from Blink (#3332)

 [View the complete job log.](https://travis-ci.org/w3c/web-platform-tests/jobs/207273609)

# Firefox (nightly channel) #
Testing web-platform-tests at revision 3c3fdc470f84782524816df7a6bf3d54931fe31c
Using browser at version BuildID 20170302110226; SourceStamp e91de6fb2b3dce9c932428265b0fdb630ea470d7
Starting 10 test iterations
All results were stable
## All results ##
<details>
<summary>1 test ran</summary>
<details>
<summary><a href="http://w3c-test.org/submissions/3332/web-animations/interfaces/KeyframeEffect/mutable-effects.html">/web-animations/interfaces/KeyframeEffect/mutable-effects.html</a></summary>


|                           Subtest                           | Results | Messages |
|-------------------------------------------------------------|---------|----------|
|                                                             | OK      |          |
| `Extending effect should not cause a change in start time.` | PASS    |          |

</details>
</details>

View on GitHub: https://github.com/w3c/web-platform-tests/pull/3332#issuecomment-283885148

Received on Friday, 3 March 2017 07:26:49 UTC