Replace direct access to kGoogleServicesUsername with calls to SigninManager.

chrome/browser/ui/webui/ntp/ntp_resource_cache.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/ui/webui/ntp/ntp_resource_cache.h"
 
 #include <string>
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/extension_util.h"
 #include "chrome/browser/first_run/first_run.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/search/search.h"
+#include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/browser/sync/profile_sync_service.h"
 #include "chrome/browser/sync/profile_sync_service_factory.h"
 #include "chrome/browser/themes/theme_properties.h"
 #include "chrome/browser/themes/theme_service.h"
 #include "chrome/browser/themes/theme_service_factory.h"
 #include "chrome/browser/ui/app_list/app_list_util.h"
 #include "chrome/browser/ui/bookmarks/bookmark_bar_constants.h"
 #include "chrome/browser/ui/sync/sync_promo_ui.h"
 #include "chrome/browser/ui/webui/ntp/new_tab_page_handler.h"
 #include "chrome/browser/ui/webui/ntp/new_tab_ui.h"
 #include "chrome/browser/ui/webui/ntp/ntp_login_handler.h"
 #include "chrome/browser/web_resource/notification_promo.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/grit/chromium_strings.h"
 #include "chrome/grit/generated_resources.h"
 #include "chrome/grit/locale_settings.h"
 #include "components/google/core/browser/google_util.h"
+#include "components/signin/core/browser/signin_manager.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/render_process_host.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_urls.h"
 #include "grit/browser_resources.h"
 #include "grit/components_strings.h"
 #include "grit/theme_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
@@ skipping 493 matching lines @@
                                bubble_promo.promo_text());
       DVLOG(1) << "Bubble promo:" << bubble_promo.promo_text();
     }
   }
 
   // Determine whether to show the menu for accessing tabs on other devices.
   bool show_other_sessions_menu = should_show_other_devices_menu_ &&
       !CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kDisableNTPOtherSessionsMenu);
   load_time_data.SetBoolean("showOtherSessionsMenu", show_other_sessions_menu);
-  load_time_data.SetBoolean("isUserSignedIn",
-      !prefs->GetString(prefs::kGoogleServicesUsername).empty());
+  load_time_data.SetBoolean(
+      "isUserSignedIn",
+      SigninManagerFactory::GetForProfile(profile_)->IsAuthenticated());
 
   // Load the new tab page appropriate for this build.
   base::StringPiece new_tab_html(ResourceBundle::GetSharedInstance().
       GetRawDataResource(IDR_NEW_TAB_4_HTML));
   std::string full_html =
       webui::GetI18nTemplateHtml(new_tab_html, &load_time_data);
   new_tab_html_ = base::RefCountedString::TakeString(&full_html);
 }
 
 void NTPResourceCache::CreateNewTabIncognitoCSS() {
@@ skipping 148 matching lines @@
   // Get our template.
   static const base::StringPiece new_tab_theme_css(
       ResourceBundle::GetSharedInstance().GetRawDataResource(
           IDR_NEW_TAB_4_THEME_CSS));
 
   // Create the string from our template and the replacements.
   std::string css_string;
   css_string = ReplaceStringPlaceholders(new_tab_theme_css, subst, NULL);
   new_tab_css_ = base::RefCountedString::TakeString(&css_string);
 }