[Sync] Fix namespace for sync_driver component

components/sync_driver/proxy_data_type_controller.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_DRIVER_PROXY_DATA_TYPE_CONTROLLER_H__
 #define COMPONENTS_SYNC_DRIVER_PROXY_DATA_TYPE_CONTROLLER_H__
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "components/sync_driver/data_type_controller.h"
 
-namespace browser_sync {
+namespace sync_driver {
 
 // Implementation for proxy datatypes. These are datatype that have no
 // representation in sync, and therefore no change processor or syncable
 // service.
 class ProxyDataTypeController : public DataTypeController {
  public:
   explicit ProxyDataTypeController(
        scoped_refptr<base::MessageLoopProxy> ui_thread,
        syncer::ModelType type);
 
@@ skipping 22 matching lines @@
 
  private:
   State state_;
 
   // The actual type for this controller.
   syncer::ModelType type_;
 
   DISALLOW_COPY_AND_ASSIGN(ProxyDataTypeController);
 };
 
-}  // namespace browser_sync
+}  // namespace sync_driver
 
 #endif  // COMPONENTS_SYNC_DRIVER_PROXY_DATA_TYPE_CONTROLLER_H__