Update NSS to 3.21 RTM and NSPR to 4.11 RTM

nss/lib/pki/certificate.c

 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #ifndef NSSPKI_H
 #include "nsspki.h"
 #endif /* NSSPKI_H */
 
 #ifndef PKIT_H
 #include "pkit.h"
@@ skipping 877 matching lines @@
 /* execute a callback function on all members of a cert list */
 NSS_EXTERN PRStatus
 nssCertificateList_DoCallback (
   nssList *certList, 
   PRStatus (* callback)(NSSCertificate *c, void *arg),
   void *arg
 )
 {
     nssListIterator *certs;
     NSSCertificate *cert;
-    PRStatus nssrv;
     certs = nssList_CreateIterator(certList);
     if (!certs) {
         return PR_FAILURE;
     }
     for (cert  = (NSSCertificate *)nssListIterator_Start(certs);
          cert != (NSSCertificate *)NULL;
          cert  = (NSSCertificate *)nssListIterator_Next(certs))
     {
-        nssrv = (*callback)(cert, arg);
+        (void)(*callback)(cert, arg);
     }
     nssListIterator_Finish(certs);
     nssListIterator_Destroy(certs);
     return PR_SUCCESS;
 }
 
 static PRStatus add_ref_callback(NSSCertificate *c, void *a)
 {
     nssCertificate_AddRef(c);
     return PR_SUCCESS;
@@ skipping 245 matching lines @@
 nssCRL_GetEncoding (
   NSSCRL *crl
 )
 {
     if (crl && crl->encoding.data != NULL && crl->encoding.size > 0) {
         return &crl->encoding;
     } else {
         return (NSSDER *)NULL;
     }
 }