Steps to reproduce
Essentially create a webworker that fires an xhr. Have that webworker fire the xhr and view the network transaction in developer tools.
Contrived example: http://jsfiddle.net/mwq7k02h/12/
Chrome, Safari, and Firefox all send the Referer header with the url of the webworker script.
Dev Channel specific:
Comments and activity
- Microsoft Edge Team
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Changed Assigned To from “Steven K.” to “Patrick T.”