Only Gecko implements them, nobody else seems interested, and they were dropped from the spec. https://drafts.csswg.org/cssom/#changes-from-5-december-2013 https://lists.w3.org/Archives/Public/www-style/2013Aug/0640.html
Can this wait a bit?
Sure. We should probably get warnings in somewhat soon, though.
2 years ago
Well, actually, assuming we don't want to remove the whole alternate stylesheet selection mechanism, it's not really worth blocking bug 1447009 on it...
No longer blocks: 1447009
https://developers.google.com/web/updates/2018/06/chrome-68-deps-rems "The Document.selectedStylesheetSet and Document.preferredStylesheetSet attributes are removed because they are non-standard and only implemented by Chrome and WebKit" ??
(In reply to Kohei Yoshino [:kohei] from comment #4) > https://developers.google.com/web/updates/2018/06/chrome-68-deps-rems > > "The Document.selectedStylesheetSet and Document.preferredStylesheetSet > attributes are removed because they are non-standard and only implemented by > Chrome and WebKit" ?? Note the difference in case: selectedStylesheetSet (Chrome/WebKit) vs. selectedStyleSheetSet (Firefox/old spec).
Not getting to this any time soon I think... Someone please grab it if wanted.
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