Allow NSS to be built with NO_NSPR_10_SUPPORT.

nss/lib/certhigh/certvfypkix.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/. */
 /*
  * nss_pkix_proxy.h
  *
  * PKIX - NSS proxy functions
  *
  * NOTE: All structures, functions, data types are parts of library private
  * api and are subjects to change in any following releases.
@@ skipping 632 matching lines @@
  *  Returns NULL if the function succeeds.
  *  Returns a Cert Verify Error if the function fails in an unrecoverable way.
  *  Returns a Fatal Error if the function fails in an unrecoverable way.
  */
 static PKIX_Error*
 cert_PkixToNssCertsChain(
     PKIX_List *pkixCertChain, 
     CERTCertList **pvalidChain, 
     void *plContext)
 {
-    PRArenaPool     *arena = NULL;
+    PLArenaPool     *arena = NULL;
     CERTCertificate *nssCert = NULL;
     CERTCertList    *validChain = NULL;
     PKIX_PL_Object  *certItem = NULL;
     PKIX_UInt32      length = 0;
     PKIX_UInt32      i = 0;
 
     PKIX_ENTER(CERTVFYPKIX, "cert_PkixToNssCertsChain");
     PKIX_NULLCHECK_ONE(pvalidChain);
 
     if (pkixCertChain == NULL) {
@@ skipping 1652 matching lines @@
     
 } while (errorGenerated);
 
     runningLeakTest = PKIX_FALSE; 
     PR_ATOMIC_DECREMENT(&parallelFnInvocationCount);
     usePKIXValidationEngine = savedUsePkixEngFlag;
 #endif /* PKIX_OBJECT_LEAK_TEST */
 
     return r;
 }