Enable sync for the settings from the Extension Settings API.

chrome/browser/sync/profile_sync_factory_impl.h

 // 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.
 
 #ifndef CHROME_BROWSER_SYNC_PROFILE_SYNC_FACTORY_IMPL_H__
 #define CHROME_BROWSER_SYNC_PROFILE_SYNC_FACTORY_IMPL_H__
 #pragma once
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "chrome/browser/sync/profile_sync_factory.h"
 
 class CommandLine;
+class ExtensionSettings;
 class Profile;
 
 class ProfileSyncFactoryImpl : public ProfileSyncFactory {
  public:
   ProfileSyncFactoryImpl(Profile* profile, CommandLine* command_line);
   virtual ~ProfileSyncFactoryImpl() {}
 
   // ProfileSyncFactory interface.
   virtual ProfileSyncService* CreateProfileSyncService(
       const std::string& cros_user);
@@ skipping 17 matching lines @@
   virtual SyncComponents CreateAutofillProfileSyncComponents(
       ProfileSyncService* profile_sync_service,
       WebDatabase* web_database,
       PersonalDataManager* personal_data,
       browser_sync::UnrecoverableErrorHandler* error_handler);
 
   virtual SyncComponents CreateBookmarkSyncComponents(
       ProfileSyncService* profile_sync_service,
       browser_sync::UnrecoverableErrorHandler* error_handler);
 
+  virtual SyncComponents CreateExtensionSettingSyncComponents(
+      ExtensionSettings* extension_settings,
+      ProfileSyncService* profile_sync_service,
+      browser_sync::UnrecoverableErrorHandler* error_handler);
+
   virtual SyncComponents CreateExtensionSyncComponents(
       ProfileSyncService* profile_sync_service,
       browser_sync::UnrecoverableErrorHandler* error_handler);
 
   virtual SyncComponents CreatePasswordSyncComponents(
       ProfileSyncService* profile_sync_service,
       PasswordStore* password_store,
       browser_sync::UnrecoverableErrorHandler* error_handler);
 
   virtual SyncComponents CreatePreferenceSyncComponents(
@@ skipping 18 matching lines @@
       browser_sync::UnrecoverableErrorHandler* error_handler);
 
  private:
   Profile* profile_;
   CommandLine* command_line_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileSyncFactoryImpl);
 };
 
 #endif  // CHROME_BROWSER_SYNC_PROFILE_SYNC_FACTORY_IMPL_H__