Re: [webcomponents] Disallow attachShadow on replaced elements (#312)

In addition, `summary` element seem to create a user-agent shadow root in [Blink](https://chromium.googlesource.com/chromium/blink/+/master/Source/core/html/HTMLSummaryElement.cpp) and WebKit (http://trac.webkit.org/browser/trunk/Source/WebCore/html/HTMLSummaryElement.cpp#L58) as well.

---
Reply to this email directly or view it on GitHub:
https://github.com/w3c/webcomponents/issues/312#issuecomment-137545970

Received on Thursday, 3 September 2015 19:16:11 UTC