diff -r 000000000000 -r 6474c204b198 security/manager/ssl/tests/compiled/TestCertDB.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/security/manager/ssl/tests/compiled/TestCertDB.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,37 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/. */
+
+#include "nsCOMPtr.h"
+#include "nsIPrefService.h"
+#include "nsIX509CertDB.h"
+#include "nsServiceManagerUtils.h"
+
+int
+main(int argc, char* argv[])
+{
+  {
+    NS_InitXPCOM2(nullptr, nullptr, nullptr);
+    nsCOMPtr<nsIPrefBranch> prefs(do_GetService(NS_PREFSERVICE_CONTRACTID));
+    if (!prefs) {
+      return -1;
+    }
+    // When NSS initializes, it attempts to get some localized strings.
+    // As a result, OS X and Windows flip out if this isn't set.
+    // (This isn't done automatically since this test doesn't have a
+    // lot of the other boilerplate components that would otherwise
+    // keep the certificate db alive longer than we want it to.)
+    nsresult rv = prefs->SetBoolPref("intl.locale.matchOS", true);
+    if (NS_FAILED(rv)) {
+      return -1;
+    }
+    nsCOMPtr<nsIX509CertDB> certdb(do_GetService(NS_X509CERTDB_CONTRACTID));
+    if (!certdb) {
+      return -1;
+    }
+  } // this scopes the nsCOMPtrs
+  // no nsCOMPtrs are allowed to be alive when you call NS_ShutdownXPCOM
+  NS_ShutdownXPCOM(nullptr);
+  return 0;
+}