Replace the virtual InfoBarDelegate::InfoBarClosed() function with a non-virtual one. This is a ...

chrome/browser/custom_handlers/register_protocol_handler_infobar_delegate.h

 // Copyright (c) 2011 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_CUSTOM_HANDLERS_REGISTER_PROTOCOL_HANDLER_INFOBAR_DELEGATE_H_
 #define CHROME_BROWSER_CUSTOM_HANDLERS_REGISTER_PROTOCOL_HANDLER_INFOBAR_DELEGATE_H_
 #pragma once
 
 #include "base/string16.h"
 #include "chrome/browser/custom_handlers/protocol_handler.h"
 #include "chrome/browser/tab_contents/confirm_infobar_delegate.h"
 
 class SkBitmap;
 class ProtocolHandlerRegistry;
 class TabContents;
 
 // An InfoBar delegate that enables the user to allow or deny storing credit
 // card information gathered from a form submission.
 class RegisterProtocolHandlerInfoBarDelegate : public ConfirmInfoBarDelegate {
  public:
   RegisterProtocolHandlerInfoBarDelegate(TabContents* tab_contents,
                                          ProtocolHandlerRegistry* registry,
                                          ProtocolHandler handler);
 
   // ConfirmInfoBarDelegate:
   virtual bool ShouldExpire(const NavigationController::LoadCommittedDetails&
       details) const OVERRIDE;
-  virtual void InfoBarClosed() OVERRIDE;
   virtual Type GetInfoBarType() 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() OVERRIDE;
   virtual bool LinkClicked(WindowOpenDisposition disposition) OVERRIDE;
 
  private:
   TabContents* tab_contents_;
   ProtocolHandlerRegistry* registry_;
   ProtocolHandler handler_;
 
   DISALLOW_COPY_AND_ASSIGN(RegisterProtocolHandlerInfoBarDelegate);
 };
 
 #endif  // CHROME_BROWSER_CUSTOM_HANDLERS_REGISTER_PROTOCOL_HANDLER_INFOBAR_DELEGATE_H_