Implement new SyncAPI and convert Preferences to it.

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 679 matching lines @@
         'browser/chromeos/status/power_menu_button.h',
         'browser/chromeos/status/status_area_button.cc',
         'browser/chromeos/status/status_area_button.h',
         'browser/chromeos/status/status_area_host.h',
         'browser/chromeos/status/status_area_view.cc',
         'browser/chromeos/status/status_area_view.h',
         'browser/chromeos/status/window_switcher_button.cc',
         'browser/chromeos/status/window_switcher_button.h',
         'browser/chromeos/system_access.cc',
         'browser/chromeos/system_access.h',
-        'browser/chromeos/system_key_event_listener.cc',
-        'browser/chromeos/system_key_event_listener.h',
+        'browser/chromeos/system_key_change_listener.cc',
+        'browser/chromeos/system_key_change_listener.h',
         'browser/chromeos/tab_closeable_state_watcher.cc',
         'browser/chromeos/tab_closeable_state_watcher.h',
         'browser/chromeos/update_observer.cc',
         'browser/chromeos/update_observer.h',
         'browser/chromeos/user_cros_settings_provider.cc',
         'browser/chromeos/user_cros_settings_provider.h',
         'browser/chromeos/version_loader.cc',
         'browser/chromeos/version_loader.h',
         'browser/chromeos/view_ids.h',
         'browser/chromeos/views/copy_background.cc',
@@ skipping 1240 matching lines @@
         'browser/sync/glue/password_model_worker.cc',
         'browser/sync/glue/password_model_worker.h',
         'browser/sync/glue/preference_data_type_controller.cc',
         'browser/sync/glue/preference_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/syncable_service_adapter.cc',
+        'browser/sync/glue/syncable_service_adapter.h',        
         'browser/sync/glue/sync_backend_host.cc',
         'browser/sync/glue/sync_backend_host.h',
         'browser/sync/glue/theme_change_processor.cc',
         'browser/sync/glue/theme_change_processor.h',
         'browser/sync/glue/theme_data_type_controller.cc',
         'browser/sync/glue/theme_data_type_controller.h',
         'browser/sync/glue/theme_model_associator.cc',
         'browser/sync/glue/theme_model_associator.h',
         'browser/sync/glue/theme_util.cc',
         'browser/sync/glue/theme_util.h',
         'browser/sync/glue/typed_url_change_processor.cc',
         'browser/sync/glue/typed_url_change_processor.h',
         'browser/sync/glue/typed_url_data_type_controller.cc',
         'browser/sync/glue/typed_url_data_type_controller.h',
         'browser/sync/glue/typed_url_model_associator.cc',
         'browser/sync/glue/typed_url_model_associator.h',
         'browser/sync/glue/ui_model_worker.cc',
         'browser/sync/glue/ui_model_worker.h',
         'browser/sync/backend_migrator.cc',
         'browser/sync/backend_migrator.h',
         'browser/sync/profile_sync_factory.h',
         'browser/sync/profile_sync_factory_impl.cc',
         'browser/sync/profile_sync_factory_impl.h',
         'browser/sync/profile_sync_service.cc',
         'browser/sync/profile_sync_service.h',
         'browser/sync/profile_sync_service_harness.cc',
         'browser/sync/profile_sync_service_harness.h',
         'browser/sync/profile_sync_service_observer.h',
+        'browser/sync/api/syncable_service.cc',
+        'browser/sync/api/syncable_service.h',
+        'browser/sync/api/sync_data.h',
+        'browser/sync/api/sync_data.cc',
+        'browser/sync/api/sync_change.h',
+        'browser/sync/api/sync_change.cc',
+        'browser/sync/api/sync_change_processor.h',
         'browser/sync/signin_manager.cc',
         'browser/sync/signin_manager.h',
-        'browser/sync/syncable_service.cc',
-        'browser/sync/syncable_service.h',
         'browser/sync/sync_setup_flow.cc',
         'browser/sync/sync_setup_flow.h',
         'browser/sync/sync_setup_flow_handler.h',
         'browser/sync/sync_setup_wizard.cc',
         'browser/sync/sync_setup_wizard.h',
         'browser/sync/sync_ui_util.cc',
         'browser/sync/sync_ui_util.h',
         'browser/sync/sync_ui_util_mac.h',
         'browser/sync/sync_ui_util_mac.mm',
         'browser/tab_closeable_state_watcher.cc',
@@ skipping 2568 matching lines @@
       'hard_dependency': 1,
     },
   ],
 }
 
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