CSS lh and rlh units

[lilles]

Request for position on an emerging web specification

Information about the spec

• Spec Title: CSS Values and Units Module Level 4
• Spec URL: https://www.w3.org/TR/css-values-4/#lh
• GitHub repository: https://github.com/w3c/csswg-drafts

Design reviews and vendor positions

• Mozilla standards-positions issue: https://github.com/mozilla/standards-positions/issues/699

Bugs tracking this feature

• WebKit Bugzilla: https://bugs.webkit.org/show_bug.cgi?id=195180

Anything else we need to know

Blink plan to ship lh first (without rlh, just practical reasons), but asking for position on both.