Update NSS to 3.21 RTM and NSPR to 4.11 RTM

nss/lib/libpkix/pkix/results/pkix_policynode.c

 /* 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/. */
 /*
  * pkix_policynode.c
  *
  * Policy Node Object Type Definition
  *
  */
 
@@ skipping 806 matching lines @@
         PKIX_CHECK(pkix_CheckType
                 (object, PKIX_CERTPOLICYNODE_TYPE, plContext),
                 PKIX_OBJECTNOTPOLICYNODE);
 
         node = (PKIX_PolicyNode *)object;
 
         PKIX_CHECK(pkix_SinglePolicyNode_Hashcode
                 (node, &nodeHash, plContext),
                 PKIX_SINGLEPOLICYNODEHASHCODEFAILED);
 
-        nodeHash = 31*nodeHash + (PKIX_UInt32)(node->parent);
+        nodeHash = 31*nodeHash + (PKIX_UInt32)((char *)node->parent - (char *)NULL);
 
         PKIX_HASHCODE
                 (node->children,
                 &childrenHash,
                 plContext,
                 PKIX_OBJECTHASHCODEFAILED);
 
         nodeHash = 31*nodeHash + childrenHash;
 
         *pHashcode = nodeHash;
@@ skipping 530 matching lines @@
 {
 
         PKIX_ENTER(CERTPOLICYNODE, "PKIX_PolicyNode_GetDepth");
 
         PKIX_NULLCHECK_TWO(node, pDepth);
 
         *pDepth = node->depth;
 
         PKIX_RETURN(CERTPOLICYNODE);
 }