[Sync] Add support for enabling session sync remotely.

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 Profile;
 
 class ProfileSyncFactoryImpl : public ProfileSyncFactory {
  public:
   ProfileSyncFactoryImpl(Profile* profile, CommandLine* command_line);
   virtual ~ProfileSyncFactoryImpl() {}
 
   // ProfileSyncFactory interface.
   virtual ProfileSyncService* CreateProfileSyncService(
       const std::string& cros_user);
 
   virtual void RegisterDataTypes(ProfileSyncService* pss);
 
   virtual browser_sync::DataTypeManager* CreateDataTypeManager(
       browser_sync::SyncBackendHost* backend,
-      const browser_sync::DataTypeController::TypeMap& controllers);
+      const browser_sync::DataTypeController::TypeMap* controllers);
 
   virtual SyncComponents CreateAppSyncComponents(
       ProfileSyncService* profile_sync_service,
       browser_sync::UnrecoverableErrorHandler* error_handler);
 
   virtual SyncComponents CreateAutofillSyncComponents(
       ProfileSyncService* profile_sync_service,
       WebDatabase* web_database,
       PersonalDataManager* personal_data,
       browser_sync::UnrecoverableErrorHandler* error_handler);
@@ skipping 35 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__