Add chromeos::NetworkStateManager

chromeos/network/network_state_handler_observer.cc

Index: chromeos/network/network_state_handler_observer.cc
diff --git a/chromeos/network/network_state_handler_observer.cc b/chromeos/network/network_state_handler_observer.cc
new file mode 100644
index 0000000000000000000000000000000000000000..e573683a3aa288dcaef28f28a23a73e25bc6a355
--- /dev/null
+++ b/chromeos/network/network_state_handler_observer.cc
@@ -0,0 +1,37 @@
+// 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.
+
+#include "chromeos/network/network_state_handler_observer.h"
+
+namespace chromeos {
+
+NetworkStateHandlerObserver::NetworkStateHandlerObserver() {
+}
+
+NetworkStateHandlerObserver::~NetworkStateHandlerObserver() {
+}
+
+void NetworkStateHandlerObserver::NetworkManagerChanged() {
+}
+
+void NetworkStateHandlerObserver::NetworkListChanged(
+    const NetworkStateList& networks) {
+}
+
+void NetworkStateHandlerObserver::DeviceListChanged() {
+}
+
+void NetworkStateHandlerObserver::ActiveNetworkChanged(
+    const NetworkState* network) {
+}
+
+void NetworkStateHandlerObserver::ActiveNetworkStateChanged(
+    const NetworkState* network) {
+}
+
+void NetworkStateHandlerObserver::NetworkServiceChanged(
+    const NetworkState* network) {
+}
+
+}  // namespace chromeos