Revert "Fix actors disappearing for a tick when swapping to the frozen actor."

This reverts commit 2eb090f153.

This fixes flicker for the actor->frozen transition, but then introduces the same flicker for the frozen->actor transition instead.

OpenRA.Game/Traits/Player/FrozenActorLayer.cs

@@ -254,38 +254,33 @@ namespace OpenRA.Traits
 
 		void ITick.Tick(Actor self)
 		{
-			// Update visibility at the end of the tick to make sure that
+			UpdateDirtyFrozenActorsFromDirtyBins();
-			// the fog/shroud state has been updated for the tick
+
-			self.World.AddFrameEndTask(w =>
+			var frozenActorsToRemove = new List<FrozenActor>();
+			VisibilityHash = 0;
+			FrozenHash = 0;
+
+			foreach (var kvp in frozenActorsById)
 			{
-				UpdateDirtyFrozenActorsFromDirtyBins();
+				var id = kvp.Key;
+				var hash = (int)id;
+				FrozenHash += hash;
 
-				var frozenActorsToRemove = new List<FrozenActor>();
+				var frozenActor = kvp.Value;
-				VisibilityHash = 0;
+				frozenActor.Tick();
-				FrozenHash = 0;
+				if (dirtyFrozenActorIds.Contains(id))
+					frozenActor.UpdateVisibility();
 
-				foreach (var kvp in frozenActorsById)
+				if (frozenActor.Visible)
-				{
+					VisibilityHash += hash;
-					var id = kvp.Key;
+				else if (frozenActor.Actor == null)
-					var hash = (int)id;
+					frozenActorsToRemove.Add(frozenActor);
-					FrozenHash += hash;
+			}
 
-					var frozenActor = kvp.Value;
+			dirtyFrozenActorIds.Clear();
-					frozenActor.Tick();
-					if (dirtyFrozenActorIds.Contains(id))
-						frozenActor.UpdateVisibility();
 
-					if (frozenActor.Visible)
+			foreach (var fa in frozenActorsToRemove)
-						VisibilityHash += hash;
+				Remove(fa);
-					else if (frozenActor.Actor == null)
-						frozenActorsToRemove.Add(frozenActor);
-				}
-
-				dirtyFrozenActorIds.Clear();
-
-				foreach (var fa in frozenActorsToRemove)
-					Remove(fa);
-			});
 		}
 
 		void UpdateDirtyFrozenActorsFromDirtyBins()