UnityEngine.UI.FontUpdateTracker.UntrackText C# (CSharp) Method

        public static void UntrackText(Text t)
        {
            if (t.font != null)
            {
                List<Text> list;
                m_Tracked.TryGetValue(t.font, out list);
                if (list != null)
                {
                    list.Remove(t);
                    if (list.Count == 0)
                    {
                        m_Tracked.Remove(t.font);
                    }
                }
            }
        }
    }

 public override void OnRebuildRequested()
 {
     FontUpdateTracker.UntrackText(this);
     FontUpdateTracker.TrackText(this);
     this.cachedTextGenerator.Invalidate();
     base.OnRebuildRequested();
 }