Profile shouldn't own background page stuff.

chrome/browser/background_contents_service.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_BACKGROUND_CONTENTS_SERVICE_H_
 #define CHROME_BROWSER_BACKGROUND_CONTENTS_SERVICE_H_
 #pragma once
 
 #include <map>
 #include <vector>
 
 #include "base/gtest_prod_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/task.h"
+#include "chrome/browser/profiles/profile_keyed_service.h"
 #include "chrome/browser/tab_contents/background_contents.h"
 #include "content/common/notification_observer.h"
 #include "content/common/notification_registrar.h"
 #include "content/common/window_container_type.h"
 #include "googleurl/src/gurl.h"
 #include "webkit/glue/window_open_disposition.h"
 
 class CommandLine;
 class DictionaryValue;
 class NotificationDelegate;
 class PrefService;
 class Profile;
 class TabContents;
 
 namespace gfx {
 class Rect;
 }
 
 struct BackgroundContentsOpenedDetails;
 
 // BackgroundContentsService is owned by the profile, and is responsible for
 // managing the lifetime of BackgroundContents (tracking the set of background
 // urls, loading them at startup, and keeping the browser process alive as long
 // as there are BackgroundContents loaded).
 //
 // It is also responsible for tracking the association between
 // BackgroundContents and their parent app, and shutting them down when the
 // parent app is unloaded.
 class BackgroundContentsService : private NotificationObserver,
-                                  public BackgroundContents::Delegate {
+                                  public BackgroundContents::Delegate,
+                                  public ProfileKeyedService {
  public:
   BackgroundContentsService(Profile* profile, const CommandLine* command_line);
   virtual ~BackgroundContentsService();
 
   // Returns the BackgroundContents associated with the passed application id,
   // or NULL if none.
   BackgroundContents* GetAppBackgroundContents(const string16& appid);
 
   // Returns all currently opened BackgroundContents (used by the task manager).
   std::vector<BackgroundContents*> GetBackgroundContents() const;
@@ skipping 112 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_