Deprecate kAshDisableNewNetworkStatusArea

ash/system/chromeos/network/tray_network_state_observer.cc

Index: ash/system/chromeos/network/tray_network_state_observer.cc
diff --git a/ash/system/chromeos/network/tray_network_state_observer.cc b/ash/system/chromeos/network/tray_network_state_observer.cc
index d829a234117314cf94e2c22ecc84efb71abe9568..f1c6ed6d9f83bdefb23b72f72e8eee39a5f82ccb 100644
--- a/ash/system/chromeos/network/tray_network_state_observer.cc
+++ b/ash/system/chromeos/network/tray_network_state_observer.cc
@@ -16,11 +16,13 @@ namespace internal {
 
 TrayNetworkStateObserver::TrayNetworkStateObserver(Delegate* delegate)
     : delegate_(delegate) {
-  chromeos::NetworkStateHandler::Get()->AddObserver(this);
+  if (chromeos::NetworkStateHandler::IsInitialized())
+    chromeos::NetworkStateHandler::Get()->AddObserver(this);
 }
 
 TrayNetworkStateObserver::~TrayNetworkStateObserver() {
-  chromeos::NetworkStateHandler::Get()->RemoveObserver(this);
+  if (chromeos::NetworkStateHandler::IsInitialized())
+    chromeos::NetworkStateHandler::Get()->RemoveObserver(this);
 }
 
 void TrayNetworkStateObserver::NetworkManagerChanged() {