Update monet.

crypto/mac_security_services_lock.h

Index: crypto/mac_security_services_lock.h
diff --git a/crypto/mac_security_services_lock.h b/crypto/mac_security_services_lock.h
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+++ b/crypto/mac_security_services_lock.h
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+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CRYPTO_MAC_SECURITY_SERVICES_LOCK_H_
+#define CRYPTO_MAC_SECURITY_SERVICES_LOCK_H_
+
+#include "crypto/crypto_export.h"
+
+namespace base {
+class Lock;
+}
+
+namespace crypto {
+
+// The Mac OS X certificate and key management wrappers over CSSM are not
+// thread-safe. In particular, code that accesses the CSSM database is
+// problematic.
+//
+// http://developer.apple.com/mac/library/documentation/Security/Reference/certifkeytrustservices/Reference/reference.html
+CRYPTO_EXPORT base::Lock& GetMacSecurityServicesLock();
+
+}  // namespace crypto
+
+#endif  // CRYPTO_MAC_SECURITY_SERVICES_LOCK_H_