[Sync] Move 'sync' target to sync/

sync/util/get_session_name_mac.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_MAC_H_
-#define CHROME_BROWSER_SYNC_UTIL_GET_SESSION_NAME_MAC_H_
+#ifndef SYNC_UTIL_GET_SESSION_NAME_MAC_H_
+#define SYNC_UTIL_GET_SESSION_NAME_MAC_H_
 #pragma once
 
 #include <string>
 
 namespace browser_sync {
 namespace internal {
 
 // Returns the Hardware model name, without trailing numbers, if
 // possible.  See http://www.cocoadev.com/index.pl?MacintoshModels for
 // an example list of models. If an error occurs trying to read the
 // model, this simply returns "Unknown".
 std::string GetHardwareModelName();
 
 }  // namespace internal
 }  // namespace browser_sync
 
-#endif  // CHROME_BROWSER_SYNC_UTIL_GET_SESSION_NAME_MAC_H_
+#endif  // SYNC_UTIL_GET_SESSION_NAME_MAC_H_