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

chrome/browser/profiles/profile.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.
 
 // This class gathers state related to a single user profile.
 
 #ifndef CHROME_BROWSER_PROFILES_PROFILE_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_H_
 #pragma once
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/hash_tables.h"
 #include "base/logging.h"
 #include "chrome/browser/net/preconnect.h" // TODO: remove this.
 #include "chrome/browser/net/pref_proxy_config_tracker.h"
-#include "chrome/common/extensions/extension_constants.h"
 #include "content/public/browser/browser_context.h"
 
 class AutocompleteClassifier;
 class BookmarkModel;
 class ChromeAppCacheService;
 class ChromeURLDataManager;
 class Extension;
-class ExtensionDevToolsManager;
 class ExtensionEventRouter;
-class ExtensionInfoMap;
-class ExtensionMessageService;
+class ExtensionPrefValueMap;
 class ExtensionProcessManager;
 class ExtensionService;
 class ExtensionSpecialStoragePolicy;
 class FaviconService;
 class GAIAInfoUpdateService;
 class HistoryService;
 class HostContentSettingsMap;
 class PasswordStore;
 class PrefService;
 class PromoCounter;
@@ skipping 176 matching lines @@
   virtual history::TopSites* GetTopSites() = 0;
 
   // Variant of GetTopSites that doesn't force creation.
   virtual history::TopSites* GetTopSitesWithoutCreating() = 0;
 
   // Retrieves a pointer to the VisitedLinkMaster associated with this
   // profile.  The VisitedLinkMaster is lazily created the first time
   // that this method is called.
   virtual VisitedLinkMaster* GetVisitedLinkMaster() = 0;
 
+  // Accessor. The instance is created upon first access.
+  // TODO(yoz): make this a ProfileKeyedService.
+  virtual ExtensionPrefValueMap* GetExtensionPrefValueMap() = 0;
+
+  // DEPRECATED. Instead, use ExtensionSystemFactory::extension_service().
   // Retrieves a pointer to the ExtensionService associated with this
   // profile. The ExtensionService is created at startup.
+  // TODO(yoz): remove this accessor (bug 104095).
   virtual ExtensionService* GetExtensionService() = 0;
 
+  // DEPRECATED. Instead, use ExtensionSystemFactory::user_script_master().
   // Retrieves a pointer to the UserScriptMaster associated with this
   // profile.  The UserScriptMaster is lazily created the first time
   // that this method is called.
+  // TODO(yoz): remove this accessor (bug 104095).
   virtual UserScriptMaster* GetUserScriptMaster() = 0;
 
-  // Retrieves a pointer to the ExtensionDevToolsManager associated with this
-  // profile.  The instance is created at startup.
-  virtual ExtensionDevToolsManager* GetExtensionDevToolsManager() = 0;
-
+  // DEPRECATED. Instead, use ExtensionSystemFactory::process_manager().
   // Retrieves a pointer to the ExtensionProcessManager associated with this
   // profile.  The instance is created at startup.
+  // TODO(yoz): remove this accessor (bug 104095).
   virtual ExtensionProcessManager* GetExtensionProcessManager() = 0;
 
-  // Retrieves a pointer to the ExtensionMessageService associated with this
-  // profile.  The instance is created at startup.
-  virtual ExtensionMessageService* GetExtensionMessageService() = 0;
-
+  // DEPRECATED. Instead, use ExtensionSystemFactory::event_router().
   // Accessor. The instance is created at startup.
+  // TODO(yoz): remove this accessor (bug 104095).
   virtual ExtensionEventRouter* GetExtensionEventRouter() = 0;
 
   // Accessor. The instance is created upon first access.
   virtual ExtensionSpecialStoragePolicy*
       GetExtensionSpecialStoragePolicy() = 0;
 
   // Retrieves a pointer to the FaviconService associated with this
   // profile.  The FaviconService is lazily created the first time
   // that this method is called.
   //
@@ skipping 69 matching lines @@
 
   // Returns the request context used for extension-related requests.  This
   // is only used for a separate cookie store currently.
   virtual net::URLRequestContextGetter* GetRequestContextForExtensions() = 0;
 
   // Returns the request context used within an installed app that has
   // requested isolated storage.
   virtual net::URLRequestContextGetter* GetRequestContextForIsolatedApp(
       const std::string& app_id) = 0;
 
-  // Called by the ExtensionService that lives in this profile. Gives the
-  // profile a chance to react to the load event before the EXTENSION_LOADED
-  // notification has fired. The purpose for handling this event first is to
-  // avoid race conditions by making sure URLRequestContexts learn about new
-  // extensions before anything else needs them to know.
-  virtual void RegisterExtensionWithRequestContexts(
-      const Extension* extension) {}
-
-  // Called by the ExtensionService that lives in this profile. Lets the
-  // profile clean up its RequestContexts once all the listeners to the
-  // EXTENSION_UNLOADED notification have finished running.
-  virtual void UnregisterExtensionWithRequestContexts(
-      const std::string& extension_id,
-      const extension_misc::UnloadedExtensionReason) {}
-
   // Returns the SSLConfigService for this profile.
   virtual net::SSLConfigService* GetSSLConfigService() = 0;
 
   // Returns the Hostname <-> Content settings map for this profile.
   virtual HostContentSettingsMap* GetHostContentSettingsMap() = 0;
 
   // Returns the user style sheet watcher.
   virtual UserStyleSheetWatcher* GetUserStyleSheetWatcher() = 0;
 
   // Returns the BookmarkModel, creating if not yet created.
@@ skipping 16 matching lines @@
   // this profile. For the single profile case, this corresponds to the time
   // the user started chrome.
   virtual base::Time GetStartTime() const = 0;
 
   // Marks the profile as cleanly shutdown.
   //
   // NOTE: this is invoked internally on a normal shutdown, but is public so
   // that it can be invoked when the user logs out/powers down (WM_ENDSESSION).
   virtual void MarkAsCleanShutdown() = 0;
 
-  // Initializes extensions machinery.
-  // Component extensions are always enabled, external and user extensions
-  // are controlled by |extensions_enabled|.
-  virtual void InitExtensions(bool extensions_enabled) = 0;
-
   // Start up service that gathers data from a promo resource feed.
   virtual void InitPromoResources() = 0;
 
   // Register URLRequestFactories for protocols registered with
   // registerProtocolHandler.
   virtual void InitRegisteredProtocolHandlers() = 0;
 
   // Returns the last directory that was chosen for uploading or opening a file.
   virtual FilePath last_selected_directory() = 0;
   virtual void set_last_selected_directory(const FilePath& path) = 0;
 
-  // Returns the IO-thread-accessible profile data for this profile.
-  virtual ExtensionInfoMap* GetExtensionInfoMap() = 0;
-
   // Returns the PromoCounter for Instant, or NULL if not applicable.
   virtual PromoCounter* GetInstantPromoCounter() = 0;
 
   // Returns the ChromeURLDataManager for this profile.
   virtual ChromeURLDataManager* GetChromeURLDataManager() = 0;
 
 #if defined(OS_CHROMEOS)
   enum AppLocaleChangedVia {
     // Caused by chrome://settings change.
     APP_LOCALE_CHANGED_VIA_SETTINGS,
@@ skipping 112 matching lines @@
 struct hash<Profile*> {
   std::size_t operator()(Profile* const& p) const {
     return reinterpret_cast<std::size_t>(p);
   }
 };
 
 }  // namespace BASE_HASH_NAMESPACE
 #endif
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_H_