Update to NSS 3.15.5 and NSPR 4.10.3.

nspr/pr/include/md/_win95.h

 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* 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 nspr_win95_defs_h___
 #define nspr_win95_defs_h___
 
 #include "prio.h"
 
@@ skipping 507 matching lines @@
 extern void * _MD_MemMap(struct PRFileMap *fmap, PRInt64 offset,
         PRUint32 len);
 #define _MD_MEM_MAP _MD_MemMap
 
 extern PRStatus _MD_MemUnmap(void *addr, PRUint32 size);
 #define _MD_MEM_UNMAP _MD_MemUnmap
 
 extern PRStatus _MD_CloseFileMap(struct PRFileMap *fmap);
 #define _MD_CLOSE_FILE_MAP _MD_CloseFileMap
 
+extern PRStatus _MD_SyncMemMap(
+    PRFileDesc *fd,
+    void *addr,
+    PRUint32 len);
+#define _MD_SYNC_MEM_MAP _MD_SyncMemMap
+
 /* --- Named semaphores stuff --- */
 #define _PR_HAVE_NAMED_SEMAPHORES
 #define _MD_OPEN_SEMAPHORE            _PR_MD_OPEN_SEMAPHORE
 #define _MD_WAIT_SEMAPHORE            _PR_MD_WAIT_SEMAPHORE
 #define _MD_POST_SEMAPHORE            _PR_MD_POST_SEMAPHORE
 #define _MD_CLOSE_SEMAPHORE           _PR_MD_CLOSE_SEMAPHORE
 #define _MD_DELETE_SEMAPHORE(name)    PR_SUCCESS  /* no op */
 
 #endif /* nspr_win32_defs_h___ */