fix sync login UI on reload

chrome/browser/ui/webui/sync_setup_handler.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_WEBUI_SYNC_SETUP_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_SYNC_SETUP_HANDLER_H_
 
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/timer.h"
@@ skipping 79 matching lines @@
   // invalid passphrase.
   virtual void DisplayConfigureSync(bool show_advanced, bool passphrase_failed);
 
   // Called when configuring sync is done to close the dialog and start syncing.
   void ConfigureSyncDone();
 
   // Helper routine that gets the ProfileSyncService associated with the parent
   // profile.
   ProfileSyncService* GetSyncService() const;
 
+  // Returns the LoginUIService for the parent profile.
+  LoginUIService* GetLoginUIService() const;
+
  private:
   // Callbacks from the page.
   void OnDidClosePage(const base::ListValue* args);
   void HandleSubmitAuth(const base::ListValue* args);
   void HandleConfigure(const base::ListValue* args);
   void HandlePassphraseEntry(const base::ListValue* args);
   void HandlePassphraseCancel(const base::ListValue* args);
   void HandleAttachHandler(const base::ListValue* args);
   void HandleShowErrorUI(const base::ListValue* args);
   void HandleShowSetupUI(const base::ListValue* args);
@@ skipping 53 matching lines @@
 
   // Returns true if the given login data is valid, false otherwise. If the
   // login data is not valid then on return |error_message| will be set to  a
   // localized error message. Note, |error_message| must not be NULL.
   bool IsLoginAuthDataValid(const std::string& username,
                             string16* error_message);
 
   // Returns the SigninManager for the parent profile.
   SigninManager* GetSignin() const;
 
-  // Returns the LoginUIService for the parent profile.
-  LoginUIService* GetLoginUIService() const;
-
   // The SigninTracker object used to determine when the user has fully signed
   // in (this requires waiting for various services to initialize and tracking
   // errors from multiple sources). Should only be non-null while the login UI
   // is visible.
   scoped_ptr<SigninTracker> signin_tracker_;
 
   // Set to true whenever the sync configure UI is visible. This is used to tell
   // what stage of the setup wizard the user was in and to update the UMA
   // histograms in the case that the user cancels out.
   bool configuring_sync_;
@@ skipping 12 matching lines @@
   bool retry_on_signin_failure_;
 
   // The OneShotTimer object used to timeout of starting the sync backend
   // service.
   scoped_ptr<base::OneShotTimer<SyncSetupHandler> > backend_start_timer_;
 
   DISALLOW_COPY_AND_ASSIGN(SyncSetupHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_SYNC_SETUP_HANDLER_H_