Re: [w3c/webcomponents] Styling of elements where attachShadow(...) not allowed (#376)

Since we're opposing to having type extensions (`is` attribute, etc...) in custom elements so the approach depicted in the issue #468 would not work for builtin elements that do not support shadow roots.

---
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/w3c/webcomponents/issues/376#issuecomment-214914252