1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "components/metrics/metrics_service_client.h" 6 7 namespace metrics { 8 GetRegistryBackupKey()9base::string16 MetricsServiceClient::GetRegistryBackupKey() { 10 return base::string16(); 11 } 12 13 } // namespace metrics 14