Use NetworkConnectionObserver to trigger connect failure notifications

chrome/browser/chromeos/options/wifi_config_view.cc

Index: chrome/browser/chromeos/options/wifi_config_view.cc
diff --git a/chrome/browser/chromeos/options/wifi_config_view.cc b/chrome/browser/chromeos/options/wifi_config_view.cc
index 70a76bc9c1e53287acb3b0ff464e05788b2ef0d1..ffa932ed4690bcba8186c5dfcc6574fd0fbbbf96 100644
--- a/chrome/browser/chromeos/options/wifi_config_view.cc
+++ b/chrome/browser/chromeos/options/wifi_config_view.cc
@@ -588,7 +588,7 @@ void WifiConfigView::UpdateErrorLabel() {
   if (error_msg.empty() && !service_path_.empty()) {
     const NetworkState* network = GetNetworkState();
     if (network && network->connection_state() == shill::kStateFailure) {
-      error_msg = ui::NetworkConnect::Get()->GetErrorString(
+      error_msg = ui::NetworkConnect::Get()->GetShillErrorString(
           network->last_error(), network->path());
     }
   }