Allow signin to continue even if sync is disabled by policy.

chrome/browser/sync/profile_sync_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/sync/profile_sync_service_factory.h"
 
 #include "base/command_line.h"
 #include "base/memory/singleton.h"
 #include "chrome/browser/autofill/personal_data_manager_factory.h"
 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
 #include "chrome/browser/defaults.h"
 #include "chrome/browser/extensions/extension_system_factory.h"
 #include "chrome/browser/history/history_service_factory.h"
 #include "chrome/browser/password_manager/password_store_factory.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_dependency_manager.h"
 #include "chrome/browser/search_engines/template_url_service_factory.h"
 #include "chrome/browser/sessions/tab_restore_service_factory.h"
+#include "chrome/browser/signin/about_signin_internals_factory.h"
 #include "chrome/browser/signin/signin_manager.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/browser/sync/profile_sync_components_factory_impl.h"
 #include "chrome/browser/sync/profile_sync_service.h"
 #include "chrome/browser/themes/theme_service_factory.h"
 #include "chrome/browser/ui/global_error/global_error_service_factory.h"
 #include "chrome/browser/webdata/web_data_service_factory.h"
 #include "chrome/common/pref_names.h"
 
 // static
@@ skipping 30 matching lines @@
 #if defined(ENABLE_THEMES)
   DependsOn(ThemeServiceFactory::GetInstance());
 #endif
   DependsOn(GlobalErrorServiceFactory::GetInstance());
   DependsOn(SigninManagerFactory::GetInstance());
   DependsOn(PasswordStoreFactory::GetInstance());
   DependsOn(extensions::ExtensionSystemFactory::GetInstance());
   DependsOn(WebDataServiceFactory::GetInstance());
   DependsOn(HistoryServiceFactory::GetInstance());
   DependsOn(BookmarkModelFactory::GetInstance());
+  DependsOn(AboutSigninInternalsFactory::GetInstance());
 
   // The following have not been converted to ProfileKeyedServices yet, and for
   // now they are explicitly destroyed after the ProfileDependencyManager is
   // told to DestroyProfileServices, so they will be around when the
   // ProfileSyncService is destroyed.
 
   // DependsOn(FaviconServiceFactory::GetInstance());
 }
 
 ProfileSyncServiceFactory::~ProfileSyncServiceFactory() {
 }
 
 ProfileKeyedService* ProfileSyncServiceFactory::BuildServiceInstanceFor(
     Profile* profile) const {
   ProfileSyncService::StartBehavior behavior =
       browser_defaults::kSyncAutoStarts ? ProfileSyncService::AUTO_START
                                         : ProfileSyncService::MANUAL_START;
 
   SigninManager* signin = SigninManagerFactory::GetForProfile(profile);
 
+  // TODO(atwilson): Change AboutSigninInternalsFactory to load on startup
+  // once http://crbug.com/171406 has been fixed.
+  AboutSigninInternalsFactory::GetForProfile(profile);
+
   // TODO(tim): Currently, AUTO/MANUAL settings refer to the *first* time sync
   // is set up and *not* a browser restart for a manual-start platform (where
   // sync has already been set up, and should be able to start without user
   // intervention). We can get rid of the browser_default eventually, but
   // need to take care that ProfileSyncService doesn't get tripped up between
   // those two cases. Bug 88109.
   ProfileSyncService* pss = new ProfileSyncService(
       new ProfileSyncComponentsFactoryImpl(profile,
                                            CommandLine::ForCurrentProcess()),
       profile,
       signin,
       behavior);
 
   pss->factory()->RegisterDataTypes(pss);
   pss->Initialize();
   return pss;
 }
 
 // static
 bool ProfileSyncServiceFactory::HasProfileSyncService(Profile* profile) {
   return GetInstance()->GetServiceForProfile(profile, false) != NULL;
 }