Add CSS Custom Highlight API

[Schweinepriester]

• https://www.w3.org/TR/css-highlight-api-1/
• https://twitter.com/patrickbrosset/status/1484197202461401090
• https://chromestatus.com/feature/5436441440026624
• https://css-tricks.com/css-custom-highlight-api-early-loo/ (added by @karlhorky)

[karlhorky]

Maybe add https://css-tricks.com/css-custom-highlight-api-early-look/ as per the comment you made over here: #6193 (comment)? (I can't edit your post)

[Schweinepriester]

Chromium has issued Intent to Ship:

• https://twitter.com/intenttoship/status/1534595167902216194
• https://groups.google.com/a/chromium.org/g/blink-dev/c/pxgVrAzMfyk/m/rO9asyKvAgAJ

Though no milestone mentioned yet.

[Schweinepriester]

Shipping now in Chrome: https://bugs.chromium.org/p/chromium/issues/detail?id=1164461#c36
Milestone still unclear though, but probably 105 (current canary) or 106

[yisibl]

Shipping in Chrome 105 https://chromiumdash.appspot.com/commit/68b3e7216572da1512f10f0d16351ef0b0f3532b

[Schweinepriester]

Shipping in Safari 17.2:

https://developer.apple.com/documentation/safari-release-notes/safari-17_2-release-notes

Added support for the CSS Custom Highlight API. (68662936)

Firefox:

• Positive: Custom Highlight API mozilla/standards-positions#482
• Bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1703961