Refactoring select popup on Mac....

chrome/browser/background_contents_service.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_BACKGROUND_CONTENTS_SERVICE_H_
 #define CHROME_BROWSER_BACKGROUND_CONTENTS_SERVICE_H_
 #pragma once
 
 #include <map>
 
 #include "base/gtest_prod_util.h"
 #include "chrome/browser/tab_contents/background_contents.h"
 #include "chrome/common/notification_observer.h"
 #include "chrome/common/notification_registrar.h"
 #include "chrome/common/window_container_type.h"
 #include "googleurl/src/gurl.h"
 #include "webkit/glue/window_open_disposition.h"
 
-class BackgroundContents;
 class CommandLine;
 class PrefService;
 class Profile;
 class TabContents;
 
 namespace gfx {
 class Rect;
 }
 
 struct BackgroundContentsOpenedDetails;
@@ skipping 94 matching lines @@
   // applications.
   // Key: application id
   // Value: BackgroundContentsInfo for the BC associated with that application
   typedef std::map<string16, BackgroundContentsInfo> BackgroundContentsMap;
   BackgroundContentsMap contents_map_;
 
   DISALLOW_COPY_AND_ASSIGN(BackgroundContentsService);
 };
 
 #endif  // CHROME_BROWSER_BACKGROUND_CONTENTS_SERVICE_H_