Add the button style for combobox

chrome/browser/ui/translate/translate_denial_menu_model_observer.h

+// Copyright 2013 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_TRANSLATE_TRANSLATE_DENIAL_MENU_MODEL_OBSERVER_H_
+#define CHROME_BROWSER_UI_TRANSLATE_TRANSLATE_DENIAL_MENU_MODEL_OBSERVER_H_
+
+// An observer for TranslateDenialMenuModel.
+class TranslateDenialMenuModelObserver {
+ public:
+  enum Command {
+    COMMAND_DENY,
+    COMMAND_NEVER_TRANSLATE_LANG,
+    COMMAND_NEVER_TRANSLATE_SITE,
+  };
+
+  // Handles when a command is executed.
+  virtual void OnExecutingDenialCommand(Command command) = 0;
+};

[sky, 2013/11/05 16:29:37]

protected virtual destructor.

+
+#endif  // CHROME_BROWSER_UI_TRANSLATE_TRANSLATE_DENIAL_MENU_MODEL_OBSERVER_H_