Remove retail mode.

chrome/browser/ui/ash/system_tray_delegate_chromeos.cc

Index: chrome/browser/ui/ash/system_tray_delegate_chromeos.cc
diff --git a/chrome/browser/ui/ash/system_tray_delegate_chromeos.cc b/chrome/browser/ui/ash/system_tray_delegate_chromeos.cc
index 86fdcca6fb5d7dddddae906ee31451c1a1543c32..3ec38a8b32021692e50df3b1139859fad3b9aa56 100644
--- a/chrome/browser/ui/ash/system_tray_delegate_chromeos.cc
+++ b/chrome/browser/ui/ash/system_tray_delegate_chromeos.cc
@@ -50,7 +50,6 @@
 #include "chrome/browser/chromeos/enrollment_dialog_view.h"
 #include "chrome/browser/chromeos/events/system_key_event_listener.h"
 #include "chrome/browser/chromeos/input_method/input_method_util.h"
-#include "chrome/browser/chromeos/kiosk_mode/kiosk_mode_settings.h"
 #include "chrome/browser/chromeos/login/help_app_launcher.h"
 #include "chrome/browser/chromeos/login/login_wizard.h"
 #include "chrome/browser/chromeos/login/ui/login_display_host.h"
@@ -343,8 +342,6 @@ ash::user::LoginStatus SystemTrayDelegateChromeOS::GetUserLoginStatus() const {
       return ash::user::LOGGED_IN_OWNER;
     case LoginState::LOGGED_IN_USER_GUEST:
       return ash::user::LOGGED_IN_GUEST;
-    case LoginState::LOGGED_IN_USER_RETAIL_MODE:
-      return ash::user::LOGGED_IN_RETAIL_MODE;
     case LoginState::LOGGED_IN_USER_PUBLIC_ACCOUNT:
       return ash::user::LOGGED_IN_PUBLIC;
     case LoginState::LOGGED_IN_USER_SUPERVISED: