signin: record http response codes and net errors in OAuth2AccessTokenFetcher.

chrome/browser/signin/signin_ui_util.cc

 // Copyright (c) 2013 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_ui_util.h"
 
 #include "base/strings/sys_string_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/signin/signin_global_error.h"
@@ skipping 83 matching lines @@
                                  string16* link_label) {
   string16 username = UTF8ToUTF16(signin_manager.GetAuthenticatedUsername());
   string16 product_name = l10n_util::GetStringUTF16(IDS_PRODUCT_NAME);
   if (link_label)
     link_label->assign(l10n_util::GetStringUTF16(IDS_SYNC_RELOGIN_LINK_LABEL));
 
   const GoogleServiceAuthError::State state =
       SigninGlobalError::GetForProfile(profile)->GetLastAuthError().state();
   switch (state) {
     case GoogleServiceAuthError::INVALID_GAIA_CREDENTIALS:
+    case GoogleServiceAuthError::SERVICE_ERROR:
     case GoogleServiceAuthError::ACCOUNT_DELETED:
     case GoogleServiceAuthError::ACCOUNT_DISABLED:
       // If the user name is empty then the first login failed, otherwise the
       // credentials are out-of-date.
       if (username.empty()) {
         if (status_label) {
           status_label->assign(
               l10n_util::GetStringUTF16(IDS_SYNC_INVALID_USER_CREDENTIALS));
         }
       } else {
@@ skipping 26 matching lines @@
     default:
       if (status_label) {
         status_label->assign(l10n_util::GetStringUTF16(
             IDS_SYNC_ERROR_SIGNING_IN));
       }
       break;
   }
 }
 
 }  // namespace signin_ui_util