Function selectors::parser::collect_ancestor_hashes

fn collect_ancestor_hashes<Impl: SelectorImpl>(
    iter: SelectorIter<'_, Impl>,
    quirks_mode: QuirksMode,
    hashes: &mut [u32; 4],
    len: &mut usize
) -> boolwhere
    Impl::Identifier: PrecomputedHash,
    Impl::LocalName: PrecomputedHash,
    Impl::NamespaceUrl: PrecomputedHash,