IsIssuedByKnownRoot  686 net/cert/cert_verify_proc_mac.cc   verify_result->is_issued_by_known_root = IsIssuedByKnownRoot(completed_chain);
IsIssuedByKnownRoot  781 net/cert/cert_verify_proc_win.cc   verify_result->is_issued_by_known_root = IsIssuedByKnownRoot(chain_context);