Add a DevTools warning for a missing subjectAltName

net/cert/x509_util_nss.h

Index: net/cert/x509_util_nss.h
diff --git a/net/cert/x509_util_nss.h b/net/cert/x509_util_nss.h
index b0ba5925da25409a6b28f52ca5ea97f58ef5b94d..41561b437a175167b6a6e7b1c85d86df9f4c5a56 100644
--- a/net/cert/x509_util_nss.h
+++ b/net/cert/x509_util_nss.h
@@ -40,12 +40,12 @@ void ParseDate(const SECItem* der_date, base::Time* result);
 // Parses the serial number from |certificate|.
 std::string ParseSerialNumber(const CERTCertificate* certificate);
 
-// Gets the dNSName and iPAddress name types from the subjectAltName
-// extension of |cert_handle|, storing them in |dns_names| and
-// |ip_addrs|, respectively.
-// If no subjectAltName is present, or no names of that type are
-// present, the relevant vectors are cleared.
-void GetSubjectAltName(CERTCertificate* cert_handle,
+// Gets the dNSName and iPAddress name fields from the subjectAltName
+// extension of |cert_handle|.
+// If |dns_names| is non-null, each dNSName will be stored in |*dns_names|.
+// If |ip_addrs| is non-null, each iPAddress will be stored in |*ip_addrs|.
+// Returns true if any dNSName or iPAddress was present.
+bool GetSubjectAltName(CERTCertificate* cert_handle,
                        std::vector<std::string>* dns_names,
                        std::vector<std::string>* ip_addrs);