chromeos: Separate CrosDBusService Initialize/Shutdown from DBusThreadManager

chrome/browser/chromeos/dbus/cros_dbus_service.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_CHROMEOS_DBUS_CROS_DBUS_SERVICE_H_
 #define CHROME_BROWSER_CHROMEOS_DBUS_CROS_DBUS_SERVICE_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 27 matching lines @@
   class ServiceProviderInterface {
    public:
     // Starts the service provider. |exported_object| is used to export
     // D-Bus methods.
     virtual void Start(
         scoped_refptr<dbus::ExportedObject> exported_object) = 0;
 
     virtual ~ServiceProviderInterface();
   };
 
+  // Initializes the global instance.
+  static void Initialize();
+  // Destroys the global instance.
+  static void Shutdown();
+
+ protected:
   virtual ~CrosDBusService();
 
-  // Starts the D-Bus service.
-  virtual void Start() = 0;
-
-  // Creates the instance.
-  static CrosDBusService* Create(dbus::Bus* bus);
-
  private:
-  // Creates the instance for testing. Takes the ownership of
+  // Initializes the global instance for testing. Takes the ownership of
   // |proxy_resolution_service|.
   friend class CrosDBusServiceTest;
-  static CrosDBusService* CreateForTesting(
+  static void InitializeForTesting(
       dbus::Bus* bus,
       ServiceProviderInterface* proxy_resolution_service);
 };
 
 }  // namespace
 
 #endif  // CHROME_BROWSER_CHROMEOS_DBUS_CROS_DBUS_SERVICE_H_