[Sync] Add support for proxy types

chrome/chrome_browser.gypi

 # Copyright 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.
 
 {
   'targets': [
     {
       'target_name': 'browser',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 1957 matching lines @@
         'browser/sync/glue/non_ui_data_type_controller.cc',
         'browser/sync/glue/non_ui_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/proxy_data_type_controller.cc',
+        'browser/sync/glue/proxy_data_type_controller.h',
         'browser/sync/glue/search_engine_data_type_controller.cc',
         'browser/sync/glue/search_engine_data_type_controller.h',
         'browser/sync/glue/session_change_processor.cc',
         'browser/sync/glue/session_change_processor.h',
         'browser/sync/glue/session_data_type_controller.cc',
         'browser/sync/glue/session_data_type_controller.h',
         'browser/sync/glue/session_model_associator.cc',
         'browser/sync/glue/session_model_associator.h',
         'browser/sync/glue/shared_change_processor.cc',
         'browser/sync/glue/shared_change_processor.h',
@@ skipping 1140 matching lines @@
           'variables': {
             'jni_gen_dir': 'chrome',
           },
           'includes': [ '../build/jni_generator.gypi' ],
         },
       ],
      },
     ],
   ],
 }