chromeos: Split NetworkChangeNotifierChromeos initialization.

chrome/browser/chromeos/net/cros_network_change_notifier_factory.cc

 // 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.
 #include "chrome/browser/chromeos/net/cros_network_change_notifier_factory.h"
 
 #include "chrome/browser/chromeos/net/network_change_notifier_chromeos.h"
 
 namespace chromeos {
 
+namespace {
+
+NetworkChangeNotifierChromeos* g_network_change_notifier;

[stevenjb, 2011/11/03 19:26:17]

= NULL

[satorux1, 2011/11/03 19:30:27]

Done.

+
+}  // namespace
+
 net::NetworkChangeNotifier* CrosNetworkChangeNotifierFactory::CreateInstance() {
-  return new NetworkChangeNotifierChromeos();
+  DCHECK(!g_network_change_notifier);
+  g_network_change_notifier = new NetworkChangeNotifierChromeos();
+  return g_network_change_notifier;
+}
+
+// static
+NetworkChangeNotifierChromeos* CrosNetworkChangeNotifierFactory::GetInstance() {
+  return g_network_change_notifier;
 }
 
 }  // namespace net