Revert 181806

ash/system/chromeos/network/tray_network_state_observer.cc

Index: ash/system/chromeos/network/tray_network_state_observer.cc
===================================================================
--- ash/system/chromeos/network/tray_network_state_observer.cc	(revision 181895)
+++ ash/system/chromeos/network/tray_network_state_observer.cc	(working copy)
@@ -43,24 +43,10 @@
   tray::NetworkDetailedView* detailed = tray_->detailed();
   if (detailed)
     detailed->NetworkListChanged();
-  tray_->TrayNetworkUpdated();
 }
 
-void TrayNetworkStateObserver::DeviceListChanged() {
-  tray::NetworkDetailedView* detailed = tray_->detailed();
-  if (detailed)
-    detailed->ManagerChanged();
-  tray_->TrayNetworkUpdated();
-}
-
-void TrayNetworkStateObserver::DefaultNetworkChanged(
-    const chromeos::NetworkState* network) {
-  tray_->TrayNetworkUpdated();
-}
-
 void TrayNetworkStateObserver::NetworkPropertiesUpdated(
     const chromeos::NetworkState* network) {
-  tray_->NetworkServiceChanged(network);
   tray::NetworkDetailedView* detailed = tray_->detailed();
   if (detailed)
     detailed->NetworkServiceChanged(network);