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

components/sync/device_info/local_device_info_provider.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_SYNC_DEVICE_INFO_LOCAL_DEVICE_INFO_PROVIDER_H_
 #define COMPONENTS_SYNC_DEVICE_INFO_LOCAL_DEVICE_INFO_PROVIDER_H_
 
 #include <memory>
 #include <string>
 
 #include "base/callback_list.h"
 
 namespace base {
 class TaskRunner;
 }
 
-namespace sync_driver {
+namespace syncer {
 
 class DeviceInfo;
 
 // Interface for providing sync specific information about the
 // local device.
 class LocalDeviceInfoProvider {
  public:
   typedef base::CallbackList<void(void)>::Subscription Subscription;
 
   virtual ~LocalDeviceInfoProvider() {}
@@ skipping 24 matching lines @@
   // The callback will remain registered until the
   // returned Subscription is destroyed, which must occur before the
   // CallbackList is destroyed.
   virtual std::unique_ptr<Subscription> RegisterOnInitializedCallback(
       const base::Closure& callback) = 0;
 
   // Clears all cached data, returning to an uninitialized state.
   virtual void Clear() = 0;
 };
 
-}  // namespace sync_driver
+}  // namespace syncer
 
 #endif  // COMPONENTS_SYNC_DEVICE_INFO_LOCAL_DEVICE_INFO_PROVIDER_H_