From efeed715170c5e9e45501cabda7da80d59f947fa Mon Sep 17 00:00:00 2001
From: David Zhao <nyquill@ppy.sh>
Date: Wed, 27 Mar 2019 11:37:16 +0900
Subject: [PATCH] Add comment

---
 osu.Game/Screens/Menu/ButtonSystem.cs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/osu.Game/Screens/Menu/ButtonSystem.cs b/osu.Game/Screens/Menu/ButtonSystem.cs
index 4c0bcd399a..7b458809b1 100644
--- a/osu.Game/Screens/Menu/ButtonSystem.cs
+++ b/osu.Game/Screens/Menu/ButtonSystem.cs
@@ -64,6 +64,8 @@ namespace osu.Game.Screens.Menu
             }
             else
             {
+                // If logo is null, we are suspending from the screen that uses this ButtonSystem.
+                // We should stop tracking as the facade is now out of scope.
                 facadeContainer.Tracking = false;
             }
         }