Misc. infobar stuff:

chrome/browser/ui/views/infobars/extension_infobar.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_UI_VIEWS_INFOBARS_EXTENSION_INFOBAR_H_
 #define CHROME_BROWSER_UI_VIEWS_INFOBARS_EXTENSION_INFOBAR_H_
 #pragma once
 
 #include "chrome/browser/extensions/extension_infobar_delegate.h"
 #include "chrome/browser/extensions/image_loading_tracker.h"
 #include "chrome/browser/ui/views/extensions/extension_view.h"
 #include "chrome/browser/ui/views/infobars/infobar_view.h"
 #include "views/controls/menu/view_menu_delegate.h"
 
 class ExtensionContextMenuModel;
+class TabContents;
 namespace views {
 class MenuButton;
 class Menu2;
 }
 
 class ExtensionInfoBar : public InfoBarView,
                          public ExtensionView::Container,
                          public ImageLoadingTracker::Observer,
                          public ExtensionInfoBarDelegate::DelegateObserver,
                          public views::ViewMenuDelegate {
  public:
-  explicit ExtensionInfoBar(ExtensionInfoBarDelegate* delegate);
+  ExtensionInfoBar(TabContents* owner, ExtensionInfoBarDelegate* delegate);
 
  private:
   virtual ~ExtensionInfoBar();
 
   // InfoBarView:
   virtual void Layout();
   virtual void ViewHierarchyChanged(bool is_add, View* parent, View* child);
   virtual int ContentMinimumWidth() const;
 
   // ExtensionView::Container:
@@ skipping 24 matching lines @@
   scoped_ptr<views::Menu2> options_menu_menu_;
   views::MenuButton* menu_;
 
   // Keeps track of images being loaded on the File thread.
   ImageLoadingTracker tracker_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionInfoBar);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_INFOBARS_EXTENSION_INFOBAR_H_