Allow NSS to be built with NO_NSPR_10_SUPPORT.

nss/lib/libpkix/pkix_pl_nss/module/pkix_pl_pk11certstore.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_pl_pk11certstore.c
  *
  * PKCS11CertStore Function Definitions
  *
  */
 
@@ skipping 139 matching lines @@
         PRTime prtime = 0;
         PKIX_PL_X500Name *subjectName = NULL;
         PKIX_PL_Date *certValid = NULL;
         PKIX_List *certList = NULL;
         PKIX_PL_Cert *cert = NULL;
         CERTCertList *pk11CertList = NULL;
         CERTCertListNode *node = NULL;
         CERTCertificate *nssCert = NULL;
         CERTCertDBHandle *dbHandle = NULL;
 
-        PRArenaPool *arena = NULL;
+        PLArenaPool *arena = NULL;
         SECItem *nameItem = NULL;
         void *wincx = NULL;
 
         PKIX_ENTER(CERTSTORE, "pkix_pl_Pk11CertStore_CertQuery");
         PKIX_NULLCHECK_TWO(params, pSelected);
 
         /* avoid multiple calls to retrieve a constant */
         PKIX_PL_NSSCALLRV(CERTSTORE, dbHandle, CERT_GetDefaultCertDB, ());
 
         /*
@@ skipping 869 matching lines @@
                 &certStore,
                 plContext),
                 PKIX_CERTSTORECREATEFAILED);
 
         *pCertStore = certStore;
 
 cleanup:
 
         PKIX_RETURN(CERTSTORE);
 }