ChromeOS: should send old user GAPS cookie to GAIA on user reauthentication.

chrome/browser/resources/chromeos/login/screen_gaia_signin.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.
 
 /**
  * @fileoverview Oobe signin screen implementation.
  */
 
 login.createScreen('GaiaSigninScreen', 'gaia-signin', function() {
   // Gaia loading time after which error message must be displayed and
@@ skipping 716 matching lines @@
         if (credentials.hasOwnProperty('authCodeOnly') &&
             credentials.authCodeOnly) {
           chrome.send('completeAuthenticationAuthCodeOnly',
                       [credentials.authCode]);
         } else {
           chrome.send('completeAuthentication', [
             credentials.gaiaId,
             credentials.email,
             credentials.password,
             credentials.authCode,
-            credentials.usingSAML
+            credentials.usingSAML,
+            credentials.gapsCookie
           ]);
         }
       } else {
         chrome.send('completeLogin',
                     [credentials.gaiaId,
                      credentials.email,
                      credentials.password,
                      credentials.usingSAML]);
       }
 
@@ skipping 187 matching lines @@
       }
 
       this.classList.toggle('whitelist-error', show);
       this.loading = !show;
 
       if (!show)
         Oobe.showSigninUI();
     }
   };
 });