[Sync] Removing duplicate includes, part 2.

components/sync/driver/glue/ui_model_worker_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/glue/ui_model_worker.h"
 
 #include <memory>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
-#include "base/callback.h"
 #include "base/location.h"
-#include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/run_loop.h"
-#include "base/single_thread_task_runner.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/threading/thread.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace syncer {
 namespace {
 
 class UIModelWorkerVisitor {
  public:
@@ skipping 69 matching lines @@
       base::Bind(&FakeSyncer::SyncShare, base::Unretained(syncer()), v.get()));
 
   // We are on the UI thread, so run our loop to process the
   // (hopefully) scheduled task from a SyncShare invocation.
   base::RunLoop().Run();
   syncer_thread()->Stop();
 }
 
 }  // namespace
 }  // namespace syncer