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

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

 // 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.
 
 #ifndef CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_GAIA_SCREEN_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_GAIA_SCREEN_HANDLER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 82 matching lines @@
 
   // BaseScreenHandler implementation:
   virtual void DeclareLocalizedValues(LocalizedValuesBuilder* builder) override;
   virtual void Initialize() override;
 
   // WebUIMessageHandler implementation:
   virtual void RegisterMessages() override;
 
   // WebUI message handlers.
   void HandleFrameLoadingCompleted(int status);
-  void HandleCompleteAuthentication(const std::string& gaia_id,
-                                    const std::string& email,
+  void HandleCompleteAuthentication(const std::string& email,
                                     const std::string& password,
                                     const std::string& auth_code);
-  void HandleCompleteLogin(const std::string& gaia_id,
-                           const std::string& typed_email,
+  void HandleCompleteLogin(const std::string& typed_email,
                            const std::string& password,
                            bool using_saml);
 
   void HandleUsingSAMLAPI();
   void HandleScrapedPasswordCount(int password_count);
   void HandleScrapedPasswordVerificationFailed();
 
   void HandleGaiaUIReady();
 
   // This is called when ConsumerManagementService::SetOwner() returns.
-  void OnSetOwnerDone(const std::string& gaia_id,
-                      const std::string& typed_email,
+  void OnSetOwnerDone(const std::string& typed_email,
                       const std::string& password,
                       bool using_saml,
                       bool success);
 
   // Really handles the complete login message.
-  void DoCompleteLogin(const std::string& gaia_id,
-                       const std::string& typed_email,
+  void DoCompleteLogin(const std::string& typed_email,
                        const std::string& password,
                        bool using_saml);
 
   // Fill GAIA user name.
   void PopulateEmail(const std::string& user_id);
 
   // Mark user as having password changed:
   void PasswordChangedFor(const std::string& user_id);
 
   // Kick off cookie / local storage cleanup.
@@ skipping 99 matching lines @@
   SigninScreenHandler* signin_screen_handler_;
 
   base::WeakPtrFactory<GaiaScreenHandler> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(GaiaScreenHandler);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_GAIA_SCREEN_HANDLER_H_