[Sync] Make generic non-frontend thread datatype controller.

chrome/chrome_browser.gypi

 # Copyright (c) 2011 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.
 
 {
   'targets': [
     {
       'target_name': 'browser',
       'type': '<(library)',
       'msvs_guid': '5BF908A7-68FB-4A4B-99E3-8C749F1FE4EA',
@@ skipping 1880 matching lines @@
         'browser/sync/glue/extension_util.h',
         'browser/sync/glue/foreign_session_tracker.cc',
         'browser/sync/glue/foreign_session_tracker.h',
         'browser/sync/glue/frontend_data_type_controller.cc',
         'browser/sync/glue/frontend_data_type_controller.h',
         'browser/sync/glue/history_model_worker.cc',
         'browser/sync/glue/history_model_worker.h',
         'browser/sync/glue/http_bridge.cc',
         'browser/sync/glue/http_bridge.h',
         'browser/sync/glue/model_associator.h',
+        'browser/sync/glue/non_frontend_data_type_controller.cc',
+        'browser/sync/glue/non_frontend_data_type_controller.h',
         'browser/sync/glue/password_change_processor.cc',
         'browser/sync/glue/password_change_processor.h',
         'browser/sync/glue/password_data_type_controller.cc',
         'browser/sync/glue/password_data_type_controller.h',
         'browser/sync/glue/password_model_associator.cc',
         'browser/sync/glue/password_model_associator.h',
         'browser/sync/glue/password_model_worker.cc',
         'browser/sync/glue/password_model_worker.h',
         'browser/sync/glue/preference_change_processor.cc',
         'browser/sync/glue/preference_change_processor.h',
@@ skipping 2491 matching lines @@
       'hard_dependency': 1,
     },
   ],
 }
 
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