Implement newly designed sign-in related histograms for desktop platorms.

chrome/browser/resources/options/browser_options.js

 // 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.
 
 cr.exportPath('options');
 
 /**
  * @typedef {{actionLinkText: (string|undefined),
  *            childUser: (boolean|undefined),
  *            hasError: (boolean|undefined),
@@ skipping 185 matching lines @@
 
       $('start-stop-sync').onclick = function(event) {
         if (self.signedIn_) {
           if (self.signoutAllowed_)
             SyncSetupOverlay.showStopSyncingUI();
           else
             chrome.send('showDisconnectManagedProfileDialog');
         } else if (cr.isChromeOS) {
           SyncSetupOverlay.showSetupUI();
         } else {
-          SyncSetupOverlay.startSignIn();
+          SyncSetupOverlay.startSignIn('access-point-settings');
         }
       };
       $('customize-sync').onclick = function(event) {
         SyncSetupOverlay.showSetupUI();
       };
 
       // Internet connection section (ChromeOS only).
       if (cr.isChromeOS) {
         options.network.NetworkList.decorate($('network-list'));
         // Show that the network settings are shared if this is a secondary user
@@ skipping 2102 matching lines @@
       }
       button.textContent = loadTimeData.getString(strId);
     };
   }
 
   // Export
   return {
     BrowserOptions: BrowserOptions
   };
 });