Moves ash::user::LoginStatus to ash/common

ash/system/chromeos/screen_security/screen_share_tray_item.cc

Index: ash/system/chromeos/screen_security/screen_share_tray_item.cc
diff --git a/ash/system/chromeos/screen_security/screen_share_tray_item.cc b/ash/system/chromeos/screen_security/screen_share_tray_item.cc
index 62ad7c819acb90b3c48f59de83e40a4fc9d1d93c..d04a04fc3c8ed37936c4dfecd3e99c4ece0a0ac2 100644
--- a/ash/system/chromeos/screen_security/screen_share_tray_item.cc
+++ b/ash/system/chromeos/screen_security/screen_share_tray_item.cc
@@ -35,13 +35,13 @@ ScreenShareTrayItem::~ScreenShareTrayItem() {
       RemoveScreenShareObserver(this);
 }
 
-views::View* ScreenShareTrayItem::CreateTrayView(user::LoginStatus status) {
+views::View* ScreenShareTrayItem::CreateTrayView(LoginStatus status) {
   set_tray_view(
       new tray::ScreenTrayView(this, IDR_AURA_UBER_TRAY_SCREENSHARE));
   return tray_view();
 }
 
-views::View* ScreenShareTrayItem::CreateDefaultView(user::LoginStatus status) {
+views::View* ScreenShareTrayItem::CreateDefaultView(LoginStatus status) {
   set_default_view(new tray::ScreenStatusView(
       this,
       IDR_AURA_UBER_TRAY_SCREENSHARE_DARK,