Take extensions out of Profile into a profile-keyed service, ExtensionSystem.

chrome/browser/profiles/off_the_record_profile_impl.h

 // Copyright (c) 2012 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_OFF_THE_RECORD_PROFILE_IMPL_H_
 #define CHROME_BROWSER_PROFILES_OFF_THE_RECORD_PROFILE_IMPL_H_
 #pragma once
 
 #include <string>
 
@@ skipping 23 matching lines @@
   virtual ~OffTheRecordProfileImpl();
   void Init();
 
   // Profile implementation.
   virtual std::string GetProfileName() OVERRIDE;
   virtual Profile* GetOffTheRecordProfile() OVERRIDE;
   virtual void DestroyOffTheRecordProfile() OVERRIDE;
   virtual bool HasOffTheRecordProfile() OVERRIDE;
   virtual Profile* GetOriginalProfile() OVERRIDE;
   virtual VisitedLinkMaster* GetVisitedLinkMaster() OVERRIDE;
+  virtual ExtensionPrefValueMap* GetExtensionPrefValueMap() OVERRIDE;
   virtual ExtensionService* GetExtensionService() OVERRIDE;
   virtual UserScriptMaster* GetUserScriptMaster() OVERRIDE;
-  virtual ExtensionDevToolsManager* GetExtensionDevToolsManager() OVERRIDE;
   virtual ExtensionProcessManager* GetExtensionProcessManager() OVERRIDE;
-  virtual ExtensionMessageService* GetExtensionMessageService() OVERRIDE;
   virtual ExtensionEventRouter* GetExtensionEventRouter() OVERRIDE;
   virtual ExtensionSpecialStoragePolicy*
       GetExtensionSpecialStoragePolicy() OVERRIDE;
   virtual GAIAInfoUpdateService* GetGAIAInfoUpdateService() OVERRIDE;
   virtual HistoryService* GetHistoryService(ServiceAccessType sat) OVERRIDE;
   virtual HistoryService* GetHistoryServiceWithoutCreating() OVERRIDE;
   virtual FaviconService* GetFaviconService(ServiceAccessType sat) OVERRIDE;
   virtual AutocompleteClassifier* GetAutocompleteClassifier() OVERRIDE;
   virtual history::ShortcutsBackend* GetShortcutsBackend() OVERRIDE;
   virtual WebDataService* GetWebDataService(ServiceAccessType sat) OVERRIDE;
@@ skipping 10 matching lines @@
   virtual HostContentSettingsMap* GetHostContentSettingsMap() OVERRIDE;
   virtual UserStyleSheetWatcher* GetUserStyleSheetWatcher() OVERRIDE;
   virtual BookmarkModel* GetBookmarkModel() OVERRIDE;
   virtual ProtocolHandlerRegistry* GetProtocolHandlerRegistry() OVERRIDE;
   virtual TokenService* GetTokenService() OVERRIDE;
   virtual bool IsSameProfile(Profile* profile) OVERRIDE;
   virtual Time GetStartTime() const OVERRIDE;
   virtual history::TopSites* GetTopSitesWithoutCreating() OVERRIDE;
   virtual history::TopSites* GetTopSites() OVERRIDE;
   virtual void MarkAsCleanShutdown() OVERRIDE;
-  virtual void InitExtensions(bool extensions_enabled) OVERRIDE;
   virtual void InitPromoResources() OVERRIDE;
   virtual void InitRegisteredProtocolHandlers() OVERRIDE;
   virtual FilePath last_selected_directory() OVERRIDE;
   virtual void set_last_selected_directory(const FilePath& path) OVERRIDE;
 
 #if defined(OS_CHROMEOS)
   virtual void SetupChromeOSEnterpriseExtensionObserver() OVERRIDE;
   virtual void InitChromeOSPreferences() OVERRIDE;
 #endif  // defined(OS_CHROMEOS)
 
   virtual void OnBrowserAdded(const Browser* browser) OVERRIDE;
   virtual void OnBrowserRemoved(const Browser* browser) OVERRIDE;
-  virtual ExtensionInfoMap* GetExtensionInfoMap() OVERRIDE;
   virtual ChromeURLDataManager* GetChromeURLDataManager() OVERRIDE;
   virtual PromoCounter* GetInstantPromoCounter() OVERRIDE;
 
 #if defined(OS_CHROMEOS)
   virtual void ChangeAppLocale(const std::string& locale,
                                AppLocaleChangedVia) OVERRIDE;
   virtual void OnLogin() OVERRIDE;
 #endif  // defined(OS_CHROMEOS)
 
   virtual PrefProxyConfigTracker* GetProxyConfigTracker() OVERRIDE;
@@ skipping 29 matching lines @@
   content::NotificationRegistrar registrar_;
 
   // The real underlying profile.
   Profile* profile_;
 
   // Weak pointer owned by |profile_|.
   PrefService* prefs_;
 
   OffTheRecordProfileIOData::Handle io_data_;
 
-  // Must be freed before |io_data_|. While |extension_process_manager_| still
-  // lives, we handle incoming resource requests from extension processes and
-  // those require access to the ResourceContext owned by |io_data_|.
-  scoped_ptr<ExtensionProcessManager> extension_process_manager_;
-
   // We use a non-persistent content settings map for OTR.
   scoped_refptr<HostContentSettingsMap> host_content_settings_map_;
 
   // Time we were started.
   Time start_time_;
 
   FilePath last_selected_directory_;
 
   scoped_ptr<PrefProxyConfigTracker> pref_proxy_config_tracker_;
 
   scoped_ptr<ChromeURLDataManager> chrome_url_data_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(OffTheRecordProfileImpl);
 };
 
 #endif  // CHROME_BROWSER_PROFILES_OFF_THE_RECORD_PROFILE_IMPL_H_