NOT FOR REVIEW

components/wifi_sync/wifi_credential_syncable_service.h

 // Copyright 2014 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 COMPONENTS_WIFI_SYNC_WIFI_CREDENTIAL_SYNCABLE_SERVICE_H_
 #define COMPONENTS_WIFI_SYNC_WIFI_CREDENTIAL_SYNCABLE_SERVICE_H_
 
-#include <string>
-
 #include "components/keyed_service/core/keyed_service.h"
 #include "sync/api/syncable_service.h"
 
 namespace wifi_sync {
 
 class WifiCredential;
 
 // KeyedService that synchronizes WiFi credentials between local settings,
 // and Chrome Sync.
 class WifiCredentialSyncableService
     : public syncer::SyncableService, public KeyedService {
  public:
-  // Adds a WiFiCredential to Chrome Sync. |item_id| is a persistent
-  // identifier which can be used to later remove the credential. It
-  // is an error to add a network that already exists. It is also an
-  // error to call this method before MergeDataAndStartSyncing(), or
-  // after StopSyncing().
+  // Adds a WiFiCredential to Chrome Sync. It is an error to add a
+  // network that already exists. It is also an error to call this
+  // method before MergeDataAndStartSyncing(), or after StopSyncing().
   //
   // TODO(quiche): Allow changing a credential, by addding it again.
   // crbug.com/431436
-  virtual bool AddToSyncedNetworks(const std::string& item_id,
-                                   const WifiCredential& credential) = 0;
+  virtual bool AddToSyncedNetworks(const WifiCredential& credential) = 0;
 };
 
 }  // namespace wifi_sync
 
 #endif  // COMPONENTS_WIFI_SYNC_WIFI_CREDENTIAL_SYNCABLE_SERVICE_H_