Update NSS to 3.21 RTM and NSPR to 4.11 RTM

nss/lib/dev/devslot.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/. */
 
 #include "pkcs11.h"
 
 #ifndef DEVM_H
 #include "devm.h"
 #endif /* DEVM_H */
 
 #ifndef CKHELPER_H
 #include "ckhelper.h"
 #endif /* CKHELPER_H */
 
 #include "pk11pub.h"
 
 /* measured in seconds */
 #define NSSSLOT_TOKEN_DELAY_TIME 1
 
 /* this should track global and per-transaction login information */
 
 #define NSSSLOT_IS_FRIENDLY(slot) \
   (slot->base.flags & NSSSLOT_FLAGS_FRIENDLY)
 
 /* measured as interval */
 static PRIntervalTime s_token_delay_time = 0;
 
-/* The flags needed to open a read-only session. */
-static const CK_FLAGS s_ck_readonly_flags = CKF_SERIAL_SESSION;
-
 NSS_IMPLEMENT PRStatus
 nssSlot_Destroy (
   NSSSlot *slot
 )
 {
     if (slot) {
         if (PR_ATOMIC_DECREMENT(&slot->base.refCount) == 0) {
             PZ_DestroyLock(slot->base.lock);
             return nssArena_Destroy(slot->base.arena);
         }
@@ skipping 210 matching lines @@
 }
 
 NSS_EXTERN PRBool
 nssSession_IsReadWrite (
   nssSession *s
 )
 {
     return s->isRW;
 }