Update NSPR to 4.12 and NSS to 3.23 on iOS

nss/lib/pk11wrap/pk11pub.h

 /* 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 _PK11PUB_H_
 #define _PK11PUB_H_
 #include "plarena.h"
 #include "seccomon.h"
 #include "secoidt.h"
 #include "secdert.h"
 #include "keyt.h"
@@ skipping 691 matching lines @@
  * Return the length in bytes of a signature generated with the
  * private key.
  *
  * Return 0 or -1 on failure.  (XXX Should we fix it to always return
  * -1 on failure?)
  */
 int PK11_SignatureLen(SECKEYPrivateKey *key);
 PK11SlotInfo * PK11_GetSlotFromPrivateKey(SECKEYPrivateKey *key);
 SECStatus PK11_Sign(SECKEYPrivateKey *key, SECItem *sig,
                     const SECItem *hash);
+SECStatus PK11_SignWithMechanism(SECKEYPrivateKey *key,
+                                 CK_MECHANISM_TYPE mechanism,
+                                 const SECItem *param, SECItem *sig,
+                                 const SECItem *hash);
 SECStatus PK11_SignWithSymKey(PK11SymKey *symKey, CK_MECHANISM_TYPE mechanism,
                     SECItem *param, SECItem *sig, const SECItem *data);
 SECStatus PK11_VerifyRecover(SECKEYPublicKey *key, const SECItem *sig,
                              SECItem *dsig, void * wincx);
 SECStatus PK11_Verify(SECKEYPublicKey *key, const SECItem *sig,
                       const SECItem *hash, void *wincx);
+SECStatus PK11_VerifyWithMechanism(SECKEYPublicKey *key,
+                                   CK_MECHANISM_TYPE mechanism,
+                                   const SECItem *param, const SECItem *sig,
+                                   const SECItem *hash, void *wincx);
 
 
 
 /**********************************************************************
  *                   Crypto Contexts
  **********************************************************************/
 void PK11_DestroyContext(PK11Context *context, PRBool freeit);
 PK11Context *PK11_CreateContextBySymKey(CK_MECHANISM_TYPE type,
         CK_ATTRIBUTE_TYPE operation, PK11SymKey *symKey, SECItem *param);
 PK11Context *PK11_CreateDigestContext(SECOidTag hashAlg);
@@ skipping 144 matching lines @@
 PK11_GetLowLevelKeyIDForCert(PK11SlotInfo *slot,
                                         CERTCertificate *cert, void *pwarg);
 SECItem *
 PK11_GetLowLevelKeyIDForPrivateKey(SECKEYPrivateKey *key);
 
 PRBool SECMOD_HasRootCerts(void);
 
 SEC_END_PROTOS
 
 #endif