Revert "Reland c91b178b07b0d - Delete dead signin code (SigninGlobalError)"

chrome/browser/signin/signin_global_error_factory.cc

 // Copyright 2014 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/signin/signin_error_notifier_factory_ash.h"
+#include "chrome/browser/signin/signin_global_error_factory.h"
 
-#include "ash/shell.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/signin/signin_error_controller_factory.h"
-#include "chrome/browser/signin/signin_error_notifier_ash.h"
+#include "chrome/browser/signin/signin_global_error.h"
+#include "chrome/browser/ui/global_error/global_error_service_factory.h"
 #include "components/keyed_service/content/browser_context_dependency_manager.h"
 #include "components/signin/core/browser/profile_oauth2_token_service.h"
 
-SigninErrorNotifierFactory::SigninErrorNotifierFactory()
+#if defined(USE_ASH)
+#include "ash/shell.h"
+#endif
+
+SigninGlobalErrorFactory::SigninGlobalErrorFactory()
     : BrowserContextKeyedServiceFactory(
-        "SigninErrorNotifier",
+        "SigninGlobalError",
         BrowserContextDependencyManager::GetInstance()) {
   DependsOn(SigninErrorControllerFactory::GetInstance());
+  DependsOn(GlobalErrorServiceFactory::GetInstance());
 }
 
-SigninErrorNotifierFactory::~SigninErrorNotifierFactory() {}
+SigninGlobalErrorFactory::~SigninGlobalErrorFactory() {}
 
 // static
-SigninErrorNotifier* SigninErrorNotifierFactory::GetForProfile(
+SigninGlobalError* SigninGlobalErrorFactory::GetForProfile(
     Profile* profile) {
-  return static_cast<SigninErrorNotifier*>(
+  return static_cast<SigninGlobalError*>(
       GetInstance()->GetServiceForBrowserContext(profile, true));
 }
 
 // static
-SigninErrorNotifierFactory* SigninErrorNotifierFactory::GetInstance() {
-  return Singleton<SigninErrorNotifierFactory>::get();
+SigninGlobalErrorFactory* SigninGlobalErrorFactory::GetInstance() {
+  return Singleton<SigninGlobalErrorFactory>::get();
 }
 
-KeyedService* SigninErrorNotifierFactory::BuildServiceInstanceFor(
+KeyedService* SigninGlobalErrorFactory::BuildServiceInstanceFor(
     content::BrowserContext* context) const {
-  if (!ash::Shell::HasInstance())
+#if defined(USE_ASH)
+  if (ash::Shell::HasInstance())
     return NULL;
+#endif
 
   Profile* profile = static_cast<Profile*>(context);
 
-  return new SigninErrorNotifier(
+  return new SigninGlobalError(
       SigninErrorControllerFactory::GetForProfile(profile), profile);
 }