Allow SessionService to be disabled.

chrome/browser/profiles/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.
 
 // This class gathers state related to a single user profile.
 
 #ifndef CHROME_BROWSER_PROFILES_PROFILE_IMPL_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_IMPL_H_
 #pragma once
 
@@ skipping 136 matching lines @@
   void DoFinalInit(bool is_new_profile);
 
   void InitHostZoomMap();
 
   // Does final prefs initialization and calls Init().
   void OnPrefsLoaded(bool success);
 
   void CreateWebDataService();
   FilePath GetPrefFilePath();
 
+#if defined(ENABLE_SESSION_SERVICE)
   void StopCreateSessionServiceTimer();
 
+  void EnsureSessionServiceCreated();
+#endif
+
+
   void EnsureRequestContextCreated() {
     GetRequestContext();
   }
 
-  void EnsureSessionServiceCreated();
-
   void UpdateProfileUserNameCache();
 
 
   // Updates the ProfileInfoCache with data from this profile.
   void UpdateProfileNameCache();
   void UpdateProfileAvatarCache();
 
   void GetCacheParameters(bool is_media_context,
                           FilePath* cache_path,
                           int* max_size);
@@ skipping 41 matching lines @@
   scoped_refptr<history::ShortcutsBackend> shortcuts_backend_;
   scoped_refptr<WebDataService> web_data_service_;
   bool history_service_created_;
   bool favicon_service_created_;
   bool created_web_data_service_;
   bool clear_local_state_on_exit_;
 
   // Whether or not the last session exited cleanly. This is set only once.
   bool last_session_exited_cleanly_;
 
+#if defined(ENABLE_SESSION_SERVICE)
   base::OneShotTimer<ProfileImpl> create_session_service_timer_;
+#endif
 
   scoped_ptr<Profile> off_the_record_profile_;
 
   // See GetStartTime for details.
   base::Time start_time_;
 
   scoped_refptr<history::TopSites> top_sites_;  // For history and thumbnails.
 
 #if defined(OS_CHROMEOS)
   scoped_ptr<chromeos::Preferences> chromeos_preferences_;
@@ skipping 25 matching lines @@
   Profile::Delegate* delegate_;
 
   chrome_browser_net::Predictor* predictor_;
 
   bool session_restore_enabled_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileImpl);
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_IMPL_H_