Make sure the new confirmation bubble is always shown upon signin

chrome/browser/ui/sync/one_click_signin_sync_starter.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_SYNC_ONE_CLICK_SIGNIN_SYNC_STARTER_H_
 #define CHROME_BROWSER_UI_SYNC_ONE_CLICK_SIGNIN_SYNC_STARTER_H_
 
 #include <string>
 
 #include "base/callback_forward.h"
@@ skipping 200 matching lines @@
   void ShowSettingsPageInWebContents(content::WebContents* contents,
                                      const std::string& sub_page);
 
   // Shows the post-signin confirmation bubble. If |custom_message| is empty,
   // the default "You are signed in" message is displayed.
   void DisplayFinalConfirmationBubble(const base::string16& custom_message);
 
   // Loads the |continue_url_| in the current tab.
   void LoadContinueUrl();
 
-  // Sets/gets the start sync mode. Called by SigninDialogDelegate to override
-  // the start sync mode if needed.
-  void SetStartSyncMode(StartSyncMode start_mode);
-  StartSyncMode GetStartSyncMode();
-
   Profile* profile_;
   Browser* browser_;
   scoped_ptr<SigninTracker> signin_tracker_;
   StartSyncMode start_mode_;
   chrome::HostDesktopType desktop_type_;
   bool force_same_tab_navigation_;
   ConfirmationRequired confirmation_required_;
   GURL continue_url_;
 
   // Callback executed when sync setup succeeds or fails.
   Callback sync_setup_completed_callback_;
 
 #if defined(ENABLE_CONFIGURATION_POLICY)
   // Policy credentials we keep while determining whether to create
   // a new profile for an enterprise user or not.
   std::string dm_token_;
   std::string client_id_;
 #endif
 
   base::WeakPtrFactory<OneClickSigninSyncStarter> weak_pointer_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(OneClickSigninSyncStarter);
 };
 
 
 #endif  // CHROME_BROWSER_UI_SYNC_ONE_CLICK_SIGNIN_SYNC_STARTER_H_