Profile shouldn't own background page stuff.

chrome/browser/background_contents_service.cc

 // 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.
 
 #include "chrome/browser/background_contents_service.h"
 
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
+#include "chrome/browser/background_contents_service_factory.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/extensions/extension_host.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/notifications/desktop_notification_service.h"
 #include "chrome/browser/notifications/notification.h"
 #include "chrome/browser/notifications/notification_ui_manager.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/scoped_user_pref_update.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
@@ skipping 35 matching lines @@
   }
 
   void Display() {}
 
   void Error() {}
 
   void Close(bool by_user) {}
 
   void Click() {
     if (is_hosted_app_) {
-      profile_->GetBackgroundContentsService()->
+      BackgroundContentsServiceFactory::GetForProfile(profile_)->
           LoadBackgroundContentsForExtension(profile_, extension_id_);
     } else {
       profile_->GetExtensionService()->ReloadExtension(extension_id_);
     }
 
     // Closing the balloon here should be OK, but it causes a crash on Mac
     // http://crbug.com/78167
     ScheduleCloseBalloon(extension_id_);
   }
 
@@ skipping 176 matching lines @@
       ScheduleCloseBalloon(extension->id());
       break;
     }
     case NotificationType::EXTENSION_PROCESS_TERMINATED:
     case NotificationType::BACKGROUND_CONTENTS_TERMINATED: {
       Profile* profile = Source<Profile>(source).ptr();
       const Extension* extension = NULL;
       if (type.value == NotificationType::BACKGROUND_CONTENTS_TERMINATED) {
         BackgroundContents* bg =
             Details<BackgroundContents>(details).ptr();
-        std::string extension_id = UTF16ToASCII(profile->
-            GetBackgroundContentsService()->GetParentApplicationId(bg));
+        std::string extension_id = UTF16ToASCII(
+            BackgroundContentsServiceFactory::GetForProfile(profile)->
+                GetParentApplicationId(bg));
         extension =
           profile->GetExtensionService()->GetExtensionById(extension_id, false);
       } else {
         ExtensionHost* extension_host = Details<ExtensionHost>(details).ptr();
         extension = extension_host->extension();
       }
       if (!extension)
         break;
 
       // When an extension crashes, EXTENSION_PROCESS_TERMINATED is followed by
@@ skipping 282 matching lines @@
     TabContents* new_contents,
     WindowOpenDisposition disposition,
     const gfx::Rect& initial_pos,
     bool user_gesture) {
   Browser* browser = BrowserList::GetLastActiveWithProfile(
       new_contents->profile());
   if (!browser)
     return;
   browser->AddTabContents(new_contents, disposition, initial_pos, user_gesture);
 }