Make TabContents own its infobar delegates....

chrome/browser/gtk/translate/translate_infobar_base_gtk.h

 // Copyright (c) 2010 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_GTK_TRANSLATE_TRANSLATE_INFOBAR_BASE_GTK_H_
 #define CHROME_BROWSER_GTK_TRANSLATE_TRANSLATE_INFOBAR_BASE_GTK_H_
 #pragma once
 
 #include "chrome/browser/translate/translate_infobar_view.h"
 #include "chrome/browser/gtk/infobar_gtk.h"
@@ skipping 42 matching lines @@
   // TranslateInfoDelegate) that should be selected initially.
   // |exclude_language| is the language index of the language that should not be
   // included in the list (-1 means no language excluded).
   GtkWidget* CreateLanguageCombobox(int selected_language,
                                     int exclude_language);
 
   // Given an above-constructed combobox, returns the currently selected
   // language id.
   static int GetLanguageComboboxActiveId(GtkComboBox* combo);
 
-  // Convenience to retrieve the TranslateInfoBarDelegate for this infobar.
-  TranslateInfoBarDelegate* GetDelegate() const;
-
  private:
   // Builds a button with an arrow in it to emulate the menu-button style from
   // the windows version.
   static GtkWidget* BuildOptionsMenuButton();
 
   // The menu displayed when the Options button is pressed.
   scoped_ptr<OptionsMenuModel> options_menu_model_;
   scoped_ptr<MenuGtk> options_menu_menu_;
 
   CHROMEGTK_CALLBACK_0(TranslateInfoBarBase, void, OnOptionsClicked);
 
   // A percentage to average the normal page action background with the error
   // background. When 0, the infobar background should be pure PAGE_ACTION_TYPE.
   // When 1, the infobar background should be pure WARNING_TYPE.
   double background_error_percent_;
 
   // Changes the color of the background from normal to error color and back.
   scoped_ptr<SlideAnimation> background_color_animation_;
 
   DISALLOW_COPY_AND_ASSIGN(TranslateInfoBarBase);
 };
 
 #endif  // CHROME_BROWSER_GTK_TRANSLATE_TRANSLATE_INFOBAR_BASE_GTK_H_