views: Rename ComboboxListener::ItemChanged to something more accurate.

chrome/browser/chromeos/options/vpn_config_view.h

 // Copyright (c) 2012 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_CHROMEOS_OPTIONS_VPN_CONFIG_VIEW_H_
 #define CHROME_BROWSER_CHROMEOS_OPTIONS_VPN_CONFIG_VIEW_H_
 #pragma once
 
 #include <string>
 
@@ skipping 28 matching lines @@
   virtual void ContentsChanged(views::Textfield* sender,
                                const string16& new_contents) OVERRIDE;
   virtual bool HandleKeyEvent(views::Textfield* sender,
                               const views::KeyEvent& key_event) OVERRIDE;
 
   // views::ButtonListener:
   virtual void ButtonPressed(views::Button* sender,
                              const views::Event& event) OVERRIDE;
 
   // views::ComboboxListener:
-  virtual void ItemChanged(views::Combobox* combo_box,
-                           int prev_index,
-                           int new_index) OVERRIDE;
+  virtual void OnSelectedIndexChanged(views::Combobox* combobox) OVERRIDE;
 
   // CertLibrary::Observer:
   virtual void OnCertificatesLoaded(bool initial_load) OVERRIDE;
 
   // ChildNetworkConfigView:
   virtual string16 GetTitle() OVERRIDE;
   virtual views::View* GetInitiallyFocusedView() OVERRIDE;
   virtual bool CanLogin() OVERRIDE;
   virtual bool Login() OVERRIDE;
   virtual void Cancel() OVERRIDE;
@@ skipping 89 matching lines @@
   views::Label* group_name_label_;
   views::Textfield* group_name_textfield_;
   views::Label* error_label_;
 
   DISALLOW_COPY_AND_ASSIGN(VPNConfigView);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_OPTIONS_VPN_CONFIG_VIEW_H_