Create top level apps component and move some apps code there.

chrome/browser/extensions/app_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/extensions/app_restore_service_factory.h"
-
-#include "chrome/browser/extensions/app_restore_service.h"
-#include "chrome/browser/profiles/profile_dependency_manager.h"
-
-namespace extensions {
-
-// static
-AppRestoreService* AppRestoreServiceFactory::GetForProfile(Profile* profile) {
-  return static_cast<AppRestoreService*>(
-      GetInstance()->GetServiceForProfile(profile, true));
-}
-
-// static
-void AppRestoreServiceFactory::ResetForProfile(Profile* profile) {
-  AppRestoreServiceFactory* factory = GetInstance();
-  factory->ProfileShutdown(profile);
-  factory->ProfileDestroyed(profile);
-}
-
-AppRestoreServiceFactory* AppRestoreServiceFactory::GetInstance() {
-  return Singleton<AppRestoreServiceFactory>::get();
-}
-
-AppRestoreServiceFactory::AppRestoreServiceFactory()
-    : ProfileKeyedServiceFactory("AppRestoreService",
-                                 ProfileDependencyManager::GetInstance()) {
-}
-
-AppRestoreServiceFactory::~AppRestoreServiceFactory() {
-}
-
-ProfileKeyedService* AppRestoreServiceFactory::BuildServiceInstanceFor(
-    Profile* profile) const {
-  return new AppRestoreService(profile);
-}
-
-bool AppRestoreServiceFactory::ServiceIsCreatedWithProfile() const {
-  return true;
-}
-
-}  // namespace extensions