Re: [service-workers-tests] Upstream service worker postMessage tests to WPT (#5207)

Notifying @ehsan, @mattto, and @mkruisselbrink. *([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/5207#issuecomment-288578427

Received on Thursday, 23 March 2017 00:12:36 UTC