[Sync] Removing duplicate includes, part 2.

components/sync/driver/frontend_data_type_controller_unittest.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/driver/frontend_data_type_controller.h"
 
-#include <memory>
-
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/location.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/tracked_objects.h"
 #include "components/sync/driver/change_processor_mock.h"
@@ skipping 210 matching lines @@
   SetActivateExpectations(DataTypeController::OK);
   SetStopExpectations();
   EXPECT_EQ(DataTypeController::NOT_RUNNING, frontend_dtc_->state());
   Start();
   EXPECT_EQ(DataTypeController::RUNNING, frontend_dtc_->state());
   frontend_dtc_->Stop();
   EXPECT_EQ(DataTypeController::NOT_RUNNING, frontend_dtc_->state());
 }
 
 }  // namespace syncer