Update net/third_party/nss to NSS_3_15_5_BETA2.

net/third_party/nss/ssl/sslnonce.c

Index: net/third_party/nss/ssl/sslnonce.c
===================================================================
--- net/third_party/nss/ssl/sslnonce.c	(revision 245705)
+++ net/third_party/nss/ssl/sslnonce.c	(working copy)
@@ -114,11 +114,9 @@
 {
     int i;
     SSL_TRC(8, ("SSL: destroy sid: sid=0x%x cached=%d", sid, sid->cached));
-    PORT_Assert((sid->references == 0));
+    PORT_Assert(sid->references == 0);
+    PORT_Assert(sid->cached != in_client_cache);
 
-    if (sid->cached == in_client_cache)
-    	return;	/* it will get taken care of next time cache is traversed. */
-
     if (sid->version < SSL_LIBRARY_VERSION_3_0) {
 	SECITEM_ZfreeItem(&sid->u.ssl2.masterKey, PR_FALSE);
 	SECITEM_ZfreeItem(&sid->u.ssl2.cipherArg, PR_FALSE);
@@ -222,9 +220,9 @@
 
 	SSL_TRC(8, ("SSL: Lookup1: sid=0x%x", sid));
 
-	if (sid->expirationTime < now || !sid->references) {
+	if (sid->expirationTime < now) {
 	    /*
-	    ** This session-id timed out, or was orphaned.
+	    ** This session-id timed out.
 	    ** Don't even care who it belongs to, blow it out of our cache.
 	    */
 	    SSL_TRC(7, ("SSL: lookup1, throwing sid out, age=%d refs=%d",
@@ -232,11 +230,7 @@
 
 	    *sidp = sid->next; 			/* delink it from the list. */
 	    sid->cached = invalid_cache;	/* mark not on list. */
-	    if (!sid->references)
-	    	ssl_DestroySID(sid);
-	    else
-		ssl_FreeLockedSID(sid);		/* drop ref count, free. */
-
+	    ssl_FreeLockedSID(sid);		/* drop ref count, free. */
 	} else if (!memcmp(&sid->addr, addr, sizeof(PRIPv6Addr)) && /* server IP addr matches */
 	           (sid->port == port) && /* server port matches */
 		   /* proxy (peerID) matches */