Tray elements behave appropriately on the multiple signin screen (more like lock screen)

ash/system/chromeos/network/network_state_list_detailed_view.cc

Index: ash/system/chromeos/network/network_state_list_detailed_view.cc
diff --git a/ash/system/chromeos/network/network_state_list_detailed_view.cc b/ash/system/chromeos/network/network_state_list_detailed_view.cc
index 821d009ad4d1bd25645ed3003e2ddd8f95aae71f..28e85451325f496e3c5e725e8c1e0a62eb40977b 100644
--- a/ash/system/chromeos/network/network_state_list_detailed_view.cc
+++ b/ash/system/chromeos/network/network_state_list_detailed_view.cc
@@ -7,6 +7,7 @@
 #include "ash/ash_switches.h"
 #include "ash/metrics/user_metrics_recorder.h"
 #include "ash/root_window_controller.h"
+#include "ash/session/session_state_delegate.h"
 #include "ash/shell.h"
 #include "ash/shell_delegate.h"
 #include "ash/shell_window_ids.h"
@@ -740,8 +741,10 @@ void NetworkStateListDetailedView::UpdateNetworkExtra() {
 
 void NetworkStateListDetailedView::CreateSettingsEntry() {
   ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
-  bool show_settings = ash::Shell::GetInstance()->
-      system_tray_delegate()->ShouldShowSettings();
+  bool show_settings =
+      ash::Shell::GetInstance()->system_tray_delegate()->ShouldShowSettings() &&
+      ash::Shell::GetInstance()->session_state_delegate()->GetSessionState() !=
+          ash::SessionStateDelegate::SESSION_STATE_LOGIN_SECONDARY;
   if (login_ != user::LOGGED_IN_NONE) {
     // Allow user access settings only if user is logged in
     // and showing settings is allowed. There're situations (supervised user