[Sync] Move //components/sync to the syncer namespace, take 2.

chrome/browser/extensions/api/signed_in_devices/signed_in_devices_api.cc

 // Copyright (c) 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 "chrome/browser/extensions/api/signed_in_devices/signed_in_devices_api.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/values.h"
 #include "chrome/browser/extensions/api/signed_in_devices/id_mapping_helper.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/sync/profile_sync_service_factory.h"
 #include "chrome/common/extensions/api/signed_in_devices.h"
 #include "components/browser_sync/profile_sync_service.h"
 #include "components/sync/device_info/device_info_tracker.h"
 #include "components/sync/device_info/local_device_info_provider.h"
 #include "extensions/browser/extension_prefs.h"
 
 using base::DictionaryValue;
-using sync_driver::DeviceInfo;
-using sync_driver::DeviceInfoTracker;
-using sync_driver::LocalDeviceInfoProvider;
+using syncer::DeviceInfo;
+using syncer::DeviceInfoTracker;
+using syncer::LocalDeviceInfoProvider;
 
 namespace extensions {
 
 static const char kPrefStringForIdMapping[] = "id_mapping_dictioanry";
 
 // Gets the dictionary that stores the id mapping. The dictionary is stored
 // in the |ExtensionPrefs|.
 const base::DictionaryValue* GetIdMappingDictionary(
     ExtensionPrefs* extension_prefs,
     const std::string& extension_id) {
@@ skipping 104 matching lines @@
 
   for (const std::unique_ptr<DeviceInfo>& device : devices)
     result->Append(device->ToValue());
 
   SetResult(std::move(result));
   return true;
 }
 
 }  // namespace extensions