Implement new password separated sign in flow for chrome desktop.

chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.cc

 // Copyright 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/ui/webui/chromeos/login/gaia_screen_handler.h"
 
 #include "ash/system/chromeos/devicetype_utils.h"
 #include "base/bind.h"
 #include "base/guid.h"
 #include "base/logging.h"
@@ skipping 191 matching lines @@
 
   base::DictionaryValue params;
   const bool is_enrolling_consumer_management =
       context.is_enrolling_consumer_management;
 
   params.SetBoolean("forceReload", context.force_reload);
   params.SetBoolean("isLocal", context.is_local);
   params.SetBoolean("isShowUsers", context.show_users);
   params.SetBoolean("useOffline", context.use_offline);
   params.SetString("gaiaId", context.gaia_id);
+  params.SetBoolean("readOnlyEmail", true);
   params.SetString("email", context.email);
   params.SetBoolean("isEnrollingConsumerManagement",
                     is_enrolling_consumer_management);
   params.SetString("gapsCookie", context.gaps_cookie);
 
   UpdateAuthParams(&params, context.has_users, is_enrolling_consumer_management,
                    IsRestrictiveProxy());
 
   if (!context.use_offline) {
     const std::string app_locale = g_browser_process->GetApplicationLocale();
@@ skipping 664 matching lines @@
 SigninScreenHandlerDelegate* GaiaScreenHandler::Delegate() {
   return signin_screen_handler_->delegate_;
 }
 
 bool GaiaScreenHandler::IsRestrictiveProxy() const {
   return captive_portal_status_ ==
          NetworkPortalDetector::CAPTIVE_PORTAL_STATUS_PORTAL;
 }
 
 }  // namespace chromeos