Re: [whatwg/dom] Remove feature detection from add() and add supports() (#123)

We should probably either change `support()` or `contains()`, indeed. Leaning towards changing `contains()`. File an issue?

---
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/whatwg/dom/pull/123#issuecomment-204749153