Added missing function.

remoting/protocol/pairing_registry.cc

 // Copyright 2013 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.
 
 #include "remoting/protocol/pairing_registry.h"
 
 #include "base/base64.h"
 #include "base/bind.h"
 #include "base/guid.h"
 #include "crypto/random.h"
@@ skipping 38 matching lines @@
   DCHECK(CalledOnValidThread());
 
   std::string result;
   PairedClients::const_iterator i = paired_clients_.find(client_id);
   if (i != paired_clients_.end()) {
     result = i->second.shared_secret;
   }
   return result;
 }
 
+void NotImplementedPairingRegistryDelegate::Save(
+    const PairingRegistry::PairedClients& paired_clients) {
+  NOTIMPLEMENTED();
+};
+
 }  // namespace protocol
 }  // namespace remoting