Make ProfileImageDownloader available to non-chromeos code

chrome/browser/chromeos/login/captcha_view.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_CHROMEOS_LOGIN_CAPTCHA_VIEW_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_CAPTCHA_VIEW_H_
 #pragma once
 
 #include <string>
 
-#include "chrome/browser/chromeos/login/image_decoder.h"
+#include "chrome/browser/image_decoder.h"
 #include "googleurl/src/gurl.h"
 #include "ui/views/window/dialog_delegate.h"
 #include "views/controls/button/button.h"
 #include "views/controls/textfield/textfield_controller.h"
 
 namespace views {
 class ImageView;
 class TextButton;
 class View;
 }  // namespace views
@@ skipping 69 matching lines @@
 
   // Used in standalone mode.
   views::TextButton* ok_button_;
 
   DISALLOW_COPY_AND_ASSIGN(CaptchaView);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_CAPTCHA_VIEW_H_