Always use ProfileSyncService::ShowErrorUI to handle error links.

chrome/browser/resources/options/personal_options.js

 // Copyright (c) 2011 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.
 
 cr.define('options', function() {
 
   var OptionsPage = options.OptionsPage;
 
   // State variables.
   var syncEnabled = false;
@@ skipping 14 matching lines @@
     // Inherit PersonalOptions from OptionsPage.
     __proto__: options.OptionsPage.prototype,
 
     // Initialize PersonalOptions page.
     initializePage: function() {
       // Call base class implementation to start preference initialization.
       OptionsPage.prototype.initializePage.call(this);
 
       var self = this;
       $('sync-action-link').onclick = function(event) {
-        chrome.send('showSyncLoginDialog');
+        chrome.send('showSyncActionDialog');
       };
       $('start-stop-sync').onclick = function(event) {
         if (self.syncSetupCompleted)
           self.showStopSyncingOverlay_();
         else
           chrome.send('showSyncLoginDialog');
       };
       $('customize-sync').onclick = function(event) {
         chrome.send('showCustomizeSyncDialog');
       };
@@ skipping 150 matching lines @@
       PersonalOptions.getInstance()[name + '_'](value);
     };
   });
 
   // Export
   return {
     PersonalOptions: PersonalOptions
   };
 
 });