UserAgent: Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.86 Safari/537.36

Steps to reproduce the problem:
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What is the expected behavior?

What went wrong?
Unable to register service worker due to remote host self signed certificates.

Have added --unsafely-treat-insecure-origin-as-secure=https://remotehost
But service worker is not registering

Did this work before? N/A 

Does this work in other browsers? N/A

Chrome version: beta-chromium-65.0.3325.73  Channel: beta
OS Version: 
Flash Version: