[Sync] Move 'sync' target to sync/

chrome/browser/sync/util/get_session_name.h

-// 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.
-
-#ifndef CHROME_BROWSER_SYNC_UTIL_GET_SESSION_NAME_H_
-#define CHROME_BROWSER_SYNC_UTIL_GET_SESSION_NAME_H_
-#pragma once
-
-#include <string>
-
-#include "base/callback_forward.h"
-#include "base/memory/ref_counted.h"
-
-namespace base {
-class TaskRunner;
-}  // namespace base
-
-namespace browser_sync {
-
-void GetSessionName(
-    const scoped_refptr<base::TaskRunner>& task_runner,
-    const base::Callback<void(const std::string&)>& done_callback);
-
-std::string GetSessionNameSynchronouslyForTesting();
-
-}  // namespace browser_sync
-
-#endif  // CHROME_BROWSER_SYNC_UTIL_GET_SESSION_NAME_H_