Revert of Inline sign in extracts gaia id from HTTP header and seeds account tracker

chrome/browser/ui/webui/chromeos/login/signin_screen_handler.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_SIGNIN_SCREEN_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_SIGNIN_SCREEN_HANDLER_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 28 matching lines @@
 
 class EasyUnlockService;
 
 namespace base {
 class DictionaryValue;
 class ListValue;
 }
 
 namespace chromeos {
 
+class AuthenticatedUserEmailRetriever;
 class CaptivePortalWindowProxy;
 class CoreOobeActor;
 class ErrorScreensHistogramHelper;
 class GaiaScreenHandler;
 class NativeWindowDelegate;
 class SupervisedUserCreationScreenHandler;
 class User;
 class UserContext;
 
 // Helper class to pass initial parameters to the login screen.
@@ skipping 328 matching lines @@
   void HandleResyncUserData();
   void HandleLoginUIStateChanged(const std::string& source, bool new_value);
   void HandleUnlockOnLoginSuccess();
   void HandleLoginScreenUpdate();
   void HandleShowLoadingTimeoutError();
   void HandleUpdateOfflineLogin(bool offline_login_active);
   void HandleShowSupervisedUserCreationScreen();
   void HandleFocusPod(const std::string& user_id);
   void HandleHardlockPod(const std::string& user_id);
   void HandleLaunchKioskApp(const std::string& app_id, bool diagnostic_mode);
+  void HandleRetrieveAuthenticatedUserEmail(double attempt_token);
   void HandleGetPublicSessionKeyboardLayouts(const std::string& user_id,
                                              const std::string& locale);
   void HandleCancelConsumerManagementEnrollment();
   void HandleGetTouchViewState();
   void HandleSwitchToEmbeddedSignin();
 
   // Sends the list of |keyboard_layouts| available for the |locale| that is
   // currently selected for the public session identified by |user_id|.
   void SendPublicSessionKeyboardLayouts(
       const std::string& user_id,
@@ skipping 104 matching lines @@
       auto_enrollment_progress_subscription_;
 
   bool caps_lock_enabled_;
 
   base::Closure kiosk_enable_flow_aborted_callback_for_test_;
 
   // Non-owning ptr.
   // TODO(ygorshenin@): remove this dependency.
   GaiaScreenHandler* gaia_screen_handler_;
 
+  // Helper that retrieves the authenticated user's e-mail address.
+  scoped_ptr<AuthenticatedUserEmailRetriever> email_retriever_;
+
   // Maximized mode controller delegate.
   scoped_ptr<TouchViewControllerDelegate> max_mode_delegate_;
 
   // Whether consumer management enrollment is in progress.
   bool is_enrolling_consumer_management_;
 
   // Input Method Engine state used at signin screen.
   scoped_refptr<input_method::InputMethodManager::State> ime_state_;
 
   // This callback captures "focusPod finished" event for tests.
   base::Closure test_focus_pod_callback_;
 
   // True if SigninScreenHandler has already been added to OobeUI observers.
   bool oobe_ui_observer_added_;
 
   scoped_ptr<ErrorScreensHistogramHelper> histogram_helper_;
 
   base::WeakPtrFactory<SigninScreenHandler> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SigninScreenHandler);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_SIGNIN_SCREEN_HANDLER_H_