Don't pass URLBlacklistManager from UI to IO through ProfileParams on ProfileIOData.

chrome/browser/profiles/profile_io_data.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_PROFILES_PROFILE_IO_DATA_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_IO_DATA_H_
 #pragma once
 
 #include <set>
 #include "base/basictypes.h"
@@ skipping 138 matching lines @@
     scoped_refptr<fileapi::FileSystemContext> file_system_context;
     scoped_refptr<quota::QuotaManager> quota_manager;
     scoped_refptr<ExtensionInfoMap> extension_info_map;
     DesktopNotificationService* notification_service;
     base::Callback<prerender::PrerenderManager*(void)> prerender_manager_getter;
     scoped_refptr<ProtocolHandlerRegistry> protocol_handler_registry;
     // We need to initialize the ProxyConfigService from the UI thread
     // because on linux it relies on initializing things through gconf,
     // and needs to be on the main thread.
     scoped_ptr<net::ProxyConfigService> proxy_config_service;
-    // Initialized on the UI thread because it needs to reference the
-    // Profile's PrefService.
-    scoped_ptr<policy::URLBlacklistManager> url_blacklist_manager;
     // The profile this struct was populated from. It's passed as a void* to
     // ensure it's not accidently used on the IO thread. Before using it on the
     // UI thread, call ProfileManager::IsValidProfile to ensure it's alive.
     void* profile;
 
   };
 
   explicit ProfileIOData(bool is_incognito);
 
   void InitializeProfileParams(Profile* profile);
@@ skipping 126 matching lines @@
   // called.
   mutable scoped_refptr<ChromeURLRequestContext> main_request_context_;
   mutable scoped_refptr<ChromeURLRequestContext> extensions_request_context_;
   // One AppRequestContext per isolated app.
   mutable AppRequestContextMap app_request_context_map_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileIOData);
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_IO_DATA_H_