Split TabRestoreService into InMemoryTRS and PersistentTRS

chrome/browser/sessions/tab_restore_service_factory.cc

 // Copyright (c) 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.
 
 #include "chrome/browser/sessions/tab_restore_service_factory.h"
 
 #include "chrome/browser/profiles/profile_dependency_manager.h"
 #include "chrome/browser/sessions/tab_restore_service.h"
 
 // static
@@ skipping 21 matching lines @@
 }
 
 TabRestoreServiceFactory::TabRestoreServiceFactory()
     : ProfileKeyedServiceFactory("TabRestoreService",
                                  ProfileDependencyManager::GetInstance()) {
 }
 
 TabRestoreServiceFactory::~TabRestoreServiceFactory() {
 }
 
-ProfileKeyedService* TabRestoreServiceFactory::BuildServiceInstanceFor(
-    Profile* profile) const {
-  TabRestoreService* service = NULL;
-  service = new TabRestoreService(profile);
-  return service;
-}
-
 bool TabRestoreServiceFactory::ServiceIsNULLWhileTesting() const {
   return true;
 }