[Sync] Fix namespace for sync_driver component

components/sync_driver/data_type_error_handler_mock.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_DATA_TYPE_ERROR_HANDLER_MOCK_H__
 #define COMPONENTS_SYNC_DRIVER_DATA_TYPE_ERROR_HANDLER_MOCK_H__
 
 #include "components/sync_driver/data_type_controller.h"
 #include "sync/internal_api/public/base/model_type.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
-namespace browser_sync {
+namespace sync_driver {
 
 class DataTypeErrorHandlerMock : public DataTypeErrorHandler {
  public:
   DataTypeErrorHandlerMock();
   virtual ~DataTypeErrorHandlerMock();
   MOCK_METHOD2(OnSingleDatatypeUnrecoverableError,
                void(const tracked_objects::Location&, const std::string&));
   MOCK_METHOD3(CreateAndUploadError,
                    syncer::SyncError(const tracked_objects::Location&,
                              const std::string&,
                              syncer::ModelType));
 
 };
 
-}  // namesspace browser_sync
+}  // namespace sync_driver
 
 #endif  // COMPONENTS_SYNC_DRIVER_DATA_TYPE_ERROR_HANDLER_MOCK_H__