SwiftDocCOutOfProcessReferenceResolverOutOfProcessReferenceResolver.ResolvedInformationOutOfProcessReferenceResolver.ResolvedInformation.VariantlanguageInstance PropertylanguageThe language of the variant or nil if the language is the same as the resolved information.let language: Optional<SourceLanguage>DeprecatedThis type is only used in the outdated, and no longer recommended, version of the out-of-process external resolver communication protocol.