Massively simplify the NetworkChangeNotifier infrastructure:...

chrome/browser/sync/engine/syncapi.h

Index: chrome/browser/sync/engine/syncapi.h
===================================================================
--- chrome/browser/sync/engine/syncapi.h	(revision 50775)
+++ chrome/browser/sync/engine/syncapi.h	(working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 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.
 
@@ -60,10 +60,6 @@
 }
 }
 
-namespace chrome_common_net {
-class NetworkChangeNotifierThread;
-}
-
 // Forward declarations of internal class types so that sync API objects
 // may have opaque pointers to these types.
 namespace syncable {
@@ -710,9 +706,6 @@
   // the default is false.
   // |gaia_service_id| is the service id used for GAIA authentication. If it's
   // null then default will be used.
-  // |network_change_notifier_thread| (which we don't own) is the
-  // thread from which we get notifications regarding changes to the
-  // network state.
   // |post_factory| will be owned internally and used to create
   // instances of an HttpPostProvider.
   // |auth_post_factory| will be owned internally and used to create
@@ -745,8 +738,6 @@
             const char* gaia_service_id,
             const char* gaia_source,
             bool use_ssl,
-            chrome_common_net::NetworkChangeNotifierThread*
-                network_change_notifier_thread,
             HttpPostProviderFactory* post_factory,
             HttpPostProviderFactory* auth_post_factory,
             browser_sync::ModelSafeWorkerRegistrar* registrar,