cros: Merge SystemTrayDelegate::GetUserLoginStatus

ash/mus/system_tray_delegate_mus.cc

Index: ash/mus/system_tray_delegate_mus.cc
diff --git a/ash/mus/system_tray_delegate_mus.cc b/ash/mus/system_tray_delegate_mus.cc
index dc4a1dc17ab5302a375271cf753b273758beca0a..5093f3cf18c28b95611275489a4e9e9f72186d3c 100644
--- a/ash/mus/system_tray_delegate_mus.cc
+++ b/ash/mus/system_tray_delegate_mus.cc
@@ -4,8 +4,6 @@
 
 #include "ash/mus/system_tray_delegate_mus.h"
 
-#include "ash/session/session_controller.h"
-#include "ash/shell.h"
 #include "ash/system/networking_config_delegate.h"
 
 namespace ash {
@@ -36,10 +34,6 @@ SystemTrayDelegateMus::SystemTrayDelegateMus()
 SystemTrayDelegateMus::~SystemTrayDelegateMus() {
 }
 
-LoginStatus SystemTrayDelegateMus::GetUserLoginStatus() const {
-  return Shell::Get()->session_controller()->login_status();
-}
-
 NetworkingConfigDelegate* SystemTrayDelegateMus::GetNetworkingConfigDelegate()
     const {
   return networking_config_delegate_.get();