Enhanced Sync Confirmation modal

chrome/browser/ui/webui/signin/sync_confirmation_handler.h

 // Copyright 2015 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_SIGNIN_SYNC_CONFIRMATION_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_SIGNIN_SYNC_CONFIRMATION_HANDLER_H_
 
 #include <string>
 
 #include "base/macros.h"
@@ skipping 38 matching lines @@
 
   // Handles the web ui message sent when the html content is done being laid
   // out and it's time to resize the native view hosting it to fit. |args| is
   // a single integer value for the height the native view should resize to.
   virtual void HandleInitializedWithSize(const base::ListValue* args);
 
   // Sets the profile picture shown in the dialog to the image at |url|.
   virtual void SetUserImageURL(const std::string& url);
 
   Browser* GetDesktopBrowser();
+
+  // Closes the modal signin window and calls
+  // LoginUIService::SyncConfirmationUIClosed with |result|. |result| indicates
+  // the option chosen by the user in the confirmation UI.
   void CloseModalSigninWindow(
-      LoginUIService::SyncConfirmationUIClosedResults results);
+      LoginUIService::SyncConfirmationUIClosedResult result);
 
+ private:
   DISALLOW_COPY_AND_ASSIGN(SyncConfirmationHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_SIGNIN_SYNC_CONFIRMATION_HANDLER_H_