Function style::properties::declaration_block::parse_style_attribute

pub fn parse_style_attribute(
    input: &str,
    url_data: &UrlExtraData,
    error_reporter: Option<&dyn ParseErrorReporter>,
    quirks_mode: QuirksMode,
    rule_type: CssRuleType
) -> PropertyDeclarationBlock

A helper to parse the style attribute of an element, in order for this to be shared between Servo and Gecko.

Inline because we call this cross-crate.