script: Implement CSS.registerProperty (#38682)

The implementation is mostly equivalent to
https://searchfox.org/mozilla-central/source/servo/ports/geckolib/glue.rs#9480.

Testing: New web platform tests start to pass

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Signed-off-by: Simon Wülker <simon.wuelker@arcor.de>
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Simon Wülker 2025-08-14 15:34:02 +02:00 committed by GitHub
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commit 43da933247
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9 changed files with 185 additions and 46 deletions

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@ -4736,6 +4736,7 @@ dependencies = [
"base",
"bitflags 2.9.1",
"compositing_traits",
"cssparser",
"data-url",
"embedder_traits",
"euclid",