RESOLVED DUPLICATE of bug 182671 Bug 187849
Support for Customized built-in elements 
https://bugs.webkit.org/show_bug.cgi?id=187849
Summary Support for Customized built-in elements
Frédéric Wang (:fredw)
Reported 2018-07-20 02:18:59 PDT
I'm opening this for the record, since I did not find any entry on Bugzilla. Testcase: https://mdn.github.io/web-components-examples/expanding-list-web-component/
Attachments
Add attachment proposed patch, testcase, etc.
Ryosuke Niwa
Comment 1 2018-07-20 10:48:46 PDT
We're not going to implement this feature for the reasons we've stated in the WebApps WG and Web Platform.
Ryosuke Niwa
Comment 2 2018-08-15 19:20:13 PDT
*** This bug has been marked as a duplicate of bug 182671 ***
Note You need to log in before you can comment on or make changes to this bug.