Add NetworkChangeNotifier for Android.

net/android/network_change_notifier_factory.h

Index: net/android/network_change_notifier_factory.h
diff --git a/net/android/network_change_notifier_factory.h b/net/android/network_change_notifier_factory.h
new file mode 100644
index 0000000000000000000000000000000000000000..db51aa2c0b8bf292d16e227ed64bfbae8cc39bb5
--- /dev/null
+++ b/net/android/network_change_notifier_factory.h
@@ -0,0 +1,31 @@
+// 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.
+
+#ifndef NET_ANDROID_NETWORK_CHANGE_NOTIFIER_FACTORY_H_
+#define NET_ANDROID_NETWORK_CHANGE_NOTIFIER_FACTORY_H_
+#pragma once
+
+#include "base/compiler_specific.h"
+#include "net/base/network_change_notifier_factory.h"
+
+namespace net {
+
+class NetworkChangeNotifier;
+
+namespace android {
+
+// NetworkChangeNotifierFactory creates Android-specific specialization of
+// NetworkChangeNotifier.
+class NetworkChangeNotifierFactory : public net::NetworkChangeNotifierFactory {
+ public:
+  NetworkChangeNotifierFactory();
+
+  // Overrides of net::NetworkChangeNotifierFactory.
+  virtual net::NetworkChangeNotifier* CreateInstance() OVERRIDE;
+};
+
+}  // namespace android
+}  // namespace net
+
+#endif  // NET_ANDROID_NETWORK_CHANGE_NOTIFIER_FACTORY_H_