Infobar system refactor.

chrome/browser/ui/apps/app_metro_infobar_delegate_win.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_APPS_APP_METRO_INFOBAR_DELEGATE_WIN_H_
 #define CHROME_BROWSER_UI_APPS_APP_METRO_INFOBAR_DELEGATE_WIN_H_
 
 #include <string>
 
 #include "chrome/browser/infobars/confirm_infobar_delegate.h"
 
 class InfoBarService;
 class Profile;
 
 // This infobar operates by opening a new tab on about:blank, showing an
 // infobar offering to relaunch the browser in metro mode, and then relaunching
 // in Desktop mode if confirmed.
 class AppMetroInfoBarDelegateWin : public ConfirmInfoBarDelegate {
  public:
   enum Mode {
     SHOW_APP_LIST,
     LAUNCH_PACKAGED_APP
   };
 
-  // Creates an app metro infobar delegate, adds it to a new browser tab, then
-  // activates Metro mode.
+  // Creates an app metro infobar and delegate, adds the infobar to a new
+  // browser tab, then activates Metro mode.
   static void Create(Profile* profile,
                      Mode mode,
                      const std::string& extension_id);
 
  private:
-  AppMetroInfoBarDelegateWin(InfoBarService* infobar_service,
-                             Mode mode,
-                             const std::string& extension_id);
+  AppMetroInfoBarDelegateWin(Mode mode, const std::string& extension_id);
   virtual ~AppMetroInfoBarDelegateWin();
 
   // ConfirmInfoBarDelegate overrides:
   virtual int GetIconID() const OVERRIDE;
   virtual string16 GetMessageText() const OVERRIDE;
   virtual string16 GetButtonLabel(InfoBarButton button) const OVERRIDE;
   virtual bool Accept() OVERRIDE;
   virtual bool Cancel() OVERRIDE;
   virtual string16 GetLinkText() const OVERRIDE;
   virtual bool LinkClicked(WindowOpenDisposition disposition) OVERRIDE;
 
   Mode mode_;
   std::string extension_id_;
 
   DISALLOW_COPY_AND_ASSIGN(AppMetroInfoBarDelegateWin);
 };
 
 #endif  // CHROME_BROWSER_UI_APPS_APP_METRO_INFOBAR_DELEGATE_WIN_H_