Simplify the translate infobar code some.

chrome/browser/translate/translate_infobar_view.h

Index: chrome/browser/translate/translate_infobar_view.h
===================================================================
--- chrome/browser/translate/translate_infobar_view.h	(revision 157463)
+++ chrome/browser/translate/translate_infobar_view.h	(working copy)
@@ -1,19 +0,0 @@
-// 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_TRANSLATE_TRANSLATE_INFOBAR_VIEW_H_
-#define CHROME_BROWSER_TRANSLATE_TRANSLATE_INFOBAR_VIEW_H_
-
-// This interface should be implemented by classes that are the view (in the MVC
-// sense) of the TranslateInfoBarDelegate (which is the model).
-class TranslateInfoBarView {
- public:
-  virtual void OriginalLanguageChanged() {}
-  virtual void TargetLanguageChanged() {}
-
- protected:
-  virtual ~TranslateInfoBarView() {}
-};
-
-#endif  // CHROME_BROWSER_TRANSLATE_TRANSLATE_INFOBAR_VIEW_H_