Revert 199625 "Remove ENABLE_MESSAGE_CENTER"

trunk/src/chrome/browser/browser_process_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.
 
 // When each service is created, we set a flag indicating this. At this point,
 // the service initialization could fail or succeed. This allows us to remember
 // if we tried to create a service, and not try creating it over and over if
 // the creation failed.
 
 #ifndef CHROME_BROWSER_BROWSER_PROCESS_IMPL_H_
@@ skipping 69 matching lines @@
   virtual IOThread* io_thread() OVERRIDE;
   virtual WatchDogThread* watchdog_thread() OVERRIDE;
   virtual ProfileManager* profile_manager() OVERRIDE;
   virtual PrefService* local_state() OVERRIDE;
   virtual net::URLRequestContextGetter* system_request_context() OVERRIDE;
   virtual chrome_variations::VariationsService* variations_service() OVERRIDE;
   virtual BrowserProcessPlatformPart* platform_part() OVERRIDE;
   virtual extensions::EventRouterForwarder*
         extension_event_router_forwarder() OVERRIDE;
   virtual NotificationUIManager* notification_ui_manager() OVERRIDE;
+#if defined(ENABLE_MESSAGE_CENTER)
   virtual message_center::MessageCenter* message_center() OVERRIDE;
+#endif
   virtual policy::BrowserPolicyConnector* browser_policy_connector() OVERRIDE;
   virtual policy::PolicyService* policy_service() OVERRIDE;
   virtual IconManager* icon_manager() OVERRIDE;
   virtual GLStringManager* gl_string_manager() OVERRIDE;
   virtual GpuModeManager* gpu_mode_manager() OVERRIDE;
   virtual RenderWidgetSnapshotTaker* GetRenderWidgetSnapshotTaker() OVERRIDE;
   virtual AutomationProviderList* GetAutomationProviderList() OVERRIDE;
   virtual void CreateDevToolsHttpProtocolHandler(
       Profile* profile,
       chrome::HostDesktopType host_desktop_type,
@@ skipping 207 matching lines @@
   scoped_ptr<BrowserProcessPlatformPart> platform_part_;
 
   // TODO(eroman): Remove this when done debugging 113031. This tracks
   // the callstack which released the final module reference count.
   base::debug::StackTrace release_last_reference_callstack_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserProcessImpl);
 };
 
 #endif  // CHROME_BROWSER_BROWSER_PROCESS_IMPL_H_