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

chrome/browser/extensions/extension_infobar_delegate.cc

 // 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.
 
 #include "chrome/browser/extensions/extension_infobar_delegate.h"
 
 #include "chrome/browser/extensions/extension_host.h"
 #include "chrome/browser/extensions/extension_process_manager.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
@@ skipping 41 matching lines @@
 
   // Only allow one InfoBar at a time per extension.
   return extension_delegate->extension_host()->extension() ==
          extension_host_->extension();
 }
 
 void ExtensionInfoBarDelegate::InfoBarDismissed() {
   closing_ = true;
 }
 
-void ExtensionInfoBarDelegate::InfoBarClosed() {
-  delete this;
-}
-
 InfoBarDelegate::Type ExtensionInfoBarDelegate::GetInfoBarType() const {
   return PAGE_ACTION_TYPE;
 }
 
 ExtensionInfoBarDelegate*
     ExtensionInfoBarDelegate::AsExtensionInfoBarDelegate() {
   return this;
 }
 
 void ExtensionInfoBarDelegate::Observe(NotificationType type,
@@ skipping 12 matching lines @@
       if (extension_ == extension)
         tab_contents_->RemoveInfoBar(this);
       break;
     }
     default: {
       NOTREACHED() << "Unknown message";
       break;
     }
   }
 }