Update NSPR to 4.12 and NSS to 3.23 on iOS

nss/lib/pk11wrap/secmodi.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/. */
 /*
  * Internal header file included only by files in pkcs11 dir, or in
  * pkcs11 specific client and server files.
  */
 #ifndef _SECMODI_H_
 #define _SECMODI_H_ 1
 #include "pkcs11.h"
@@ skipping 58 matching lines @@
                               SECMODConfigList *conflist, int count);
 /* free our list of databases */
 void secmod_FreeConfigList(SECMODConfigList *conflist, int count);
 
 /* parsing parameters */
 /* returned char * must be freed by caller with PORT_Free */
 /* children and ids are null terminated arrays which must be freed with
  * secmod_FreeChildren */
 char *secmod_ParseModuleSpecForTokens(PRBool convert,
                                       PRBool isFIPS,
-                                      char *moduleSpec,
-                                      char ***children, 
+                                      const char *moduleSpec,
+                                      char ***children,
                                       CK_SLOT_ID **ids);
 void secmod_FreeChildren(char **children, CK_SLOT_ID *ids);
 char *secmod_MkAppendTokensList(PLArenaPool *arena, char *origModuleSpec,
                                 char *newModuleSpec, CK_SLOT_ID newID,
                                 char **children, CK_SLOT_ID *ids);
 
 
 void SECMOD_SlotDestroyModule(SECMODModule *module, PRBool fromSlot);
 CK_RV pk11_notify(CK_SESSION_HANDLE session, CK_NOTIFICATION event,
                                                          CK_VOID_PTR pdata);
@@ skipping 71 matching lines @@
                         CK_OBJECT_HANDLE certID, CK_ATTRIBUTE *privateLabel);
 
 SECItem *pk11_GenerateNewParamWithKeyLen(CK_MECHANISM_TYPE type, int keyLen);
 SECItem *pk11_ParamFromIVWithLen(CK_MECHANISM_TYPE type, 
                                  SECItem *iv, int keyLen);
 
 SEC_END_PROTOS
 
 #endif