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

components/sync/device_info/device_info.cc

 // 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.
 
 #include "components/sync/device_info/device_info.h"
 
 #include "base/values.h"
 
-namespace sync_driver {
+namespace syncer {
 
 DeviceInfo::DeviceInfo(const std::string& guid,
                        const std::string& client_name,
                        const std::string& chrome_version,
                        const std::string& sync_user_agent,
                        const sync_pb::SyncEnums::DeviceType device_type,
                        const std::string& signin_scoped_device_id)
     : guid_(guid),
       client_name_(client_name),
       chrome_version_(chrome_version),
@@ skipping 83 matching lines @@
   value->SetString("os", GetOSString());
   value->SetString("type", GetDeviceTypeString());
   value->SetString("chromeVersion", chrome_version_);
   return value;
 }
 
 void DeviceInfo::set_public_id(const std::string& id) {
   public_id_ = id;
 }
 
-}  // namespace sync_driver
+}  // namespace syncer