Replace direct access to kGoogleServicesUsername with calls to SigninManager.

chrome/browser/signin/chrome_signin_client.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/chrome_signin_client.h"
 
 #include "base/command_line.h"
 #include "base/guid.h"
 #include "base/prefs/pref_service.h"
+#include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/content_settings/cookie_settings.h"
 #include "chrome/browser/net/chrome_cookie_notification_details.h"
 #include "chrome/browser/profiles/profile_info_cache.h"
 #include "chrome/browser/profiles/profile_manager.h"
+#include "chrome/browser/profiles/profile_metrics.h"
 #include "chrome/browser/signin/local_auth.h"
 #include "chrome/browser/signin/signin_cookie_changed_subscription.h"
 #include "chrome/browser/webdata/web_data_service_factory.h"
 #include "chrome/common/chrome_version_info.h"
 #include "components/metrics/metrics_service.h"
 #include "components/signin/core/common/profile_management_switches.h"
 #include "components/signin/core/common/signin_pref_names.h"
 #include "components/signin/core/common/signin_switches.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/common/child_process_host.h"
@@ skipping 183 matching lines @@
 }
 
 void ChromeSigninClient::GoogleSigninSucceeded(const std::string& account_id,
                                                const std::string& username,
                                                const std::string& password) {
 #if !defined(OS_ANDROID) && !defined(OS_IOS) && !defined(OS_CHROMEOS)
   // Don't store password hash except for users of new profile management.
   if (switches::IsNewProfileManagement() && !password.empty())
     chrome::SetLocalAuthCredentials(profile_, password);
 #endif
+
+  ProfileManager* profile_manager = g_browser_process->profile_manager();
+  ProfileInfoCache& cache = profile_manager->GetProfileInfoCache();
+  size_t index = cache.GetIndexOfProfileWithPath(profile_->GetPath());
+  if (index != std::string::npos) {
+    cache.SetUserNameOfProfileAtIndex(index, base::UTF8ToUTF16(username));
+    ProfileMetrics::UpdateReportedProfilesStatistics(profile_manager);
+  }
 }