Update net/third_party/nss to NSS 3.15.4.

net/third_party/nss/patches/secitemarray.patch

 diff -pu a/nss/lib/ssl/sslimpl.h b/nss/lib/ssl/sslimpl.h
---- a/nss/lib/ssl/sslimpl.h     2013-07-31 14:10:35.113325316 -0700
-+++ b/nss/lib/ssl/sslimpl.h     2013-07-31 14:13:25.995834521 -0700
-@@ -1293,6 +1293,15 @@ extern sslSessionIDUncacheFunc ssl_sid_u
+--- a/nss/lib/ssl/sslimpl.h     2014-01-03 18:55:44.669133500 -0800
++++ b/nss/lib/ssl/sslimpl.h     2014-01-03 18:56:54.570274011 -0800
+@@ -1355,6 +1355,15 @@ extern sslSessionIDUncacheFunc ssl_sid_u
  
  SEC_BEGIN_PROTOS
  
 +/* Functions for handling SECItemArrays, added in NSS 3.15 */
 +extern SECItemArray *SECITEM_AllocArray(PLArenaPool *arena,
 +                                        SECItemArray *array,
 +                                        unsigned int len);
 +extern SECItemArray *SECITEM_DupArray(PLArenaPool *arena,
 +                                      const SECItemArray *from);
 +extern void SECITEM_FreeArray(SECItemArray *array, PRBool freeit);
 +extern void SECITEM_ZfreeArray(SECItemArray *array, PRBool freeit);
 +
  /* Internal initialization and installation of the SSL error tables */
  extern SECStatus ssl_Init(void);
  extern SECStatus ssl_InitializePRErrorTable(void);
 diff -pu a/nss/lib/ssl/sslt.h b/nss/lib/ssl/sslt.h
---- a/nss/lib/ssl/sslt.h        2013-07-31 14:10:00.342814862 -0700
-+++ b/nss/lib/ssl/sslt.h        2013-07-31 14:13:25.995834521 -0700
+--- a/nss/lib/ssl/sslt.h        2014-01-03 18:54:48.638219358 -0800
++++ b/nss/lib/ssl/sslt.h        2014-01-03 18:56:54.570274011 -0800
 @@ -10,6 +10,19 @@
  
  #include "prtypes.h"
  
 +/* SECItemArray is added in NSS 3.15.  Define the type if compiling
 +** against an older version of NSS.
 +*/
 +#include "nssutil.h"
 +#if NSSUTIL_VMAJOR == 3 && NSSUTIL_VMINOR < 15
 +typedef struct SECItemArrayStr SECItemArray;
 +
 +struct SECItemArrayStr {
 +    SECItem *items;
 +    unsigned int len;
 +};
 +#endif  /* NSSUTIL_VMAJOR == 3 && NSSUTIL_VMINOR < 15 */
 +
  typedef struct SSL3StatisticsStr {
      /* statistics from ssl3_SendClientHello (sch) */
      long sch_sid_cache_hits;