fn parse_non_custom_property_declaration_value_into<'i>(
declarations: &mut SourcePropertyDeclaration,
context: &ParserContext<'_>,
input: &mut Parser<'i, '_>,
start: &ParserState,
parse_entirely_into: impl FnOnce(&mut SourcePropertyDeclaration, &mut Parser<'i, '_>) -> Result<(), ParseError<'i>>,
parsed_wide_keyword: impl FnOnce(&mut SourcePropertyDeclaration, CSSWideKeyword),
parsed_custom: impl FnOnce(&mut SourcePropertyDeclaration, VariableValue),
) -> Result<(), ParseError<'i>>