Chrome 139 CSS custom functions data #27557
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This was referenced Aug 18, 2025
This was referenced Aug 18, 2025
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Summary
CSS custom functions have landed in Chrome 139.
This PR adds a data point for each of the separate bits that make up this technology. Specifically, it adds data points for:
@functiontype()<dashed-function>(I was going to call this something like--*()to be consistent with the way custom properties are represented, but I thought it would be better to use the type name from the spec, which is more descriptive anyway.)Note that this PR does not include data for the CSSOM representations of these CSS features, as they were already added to the data. These are as follows:
CSSFunctionRuleCSSFunctionDeclarationsCSSFunctionDescriptorsTest results and supporting details
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