using StatelessTraitInfo<> for some things

OpenRa.Game/Traits/ProvidesRadar.cs

@@ -1,24 +1,11 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
+
 namespace OpenRa.Game.Traits
 {
-	class ProvidesRadarInfo : ITraitInfo
-	{
-		public object Create(Actor self) { return new ProvidesRadar(self); }
-	}
+	class ProvidesRadarInfo : StatelessTraitInfo<ProvidesRadar> {}
 
 	class ProvidesRadar
 	{
-		Actor self;
-		public ProvidesRadar(Actor self)
-		{
-			this.self = self;
-		}
-		
-		public bool IsActive()
+		public bool IsActive(Actor self)
 		{
 			// TODO: Check for nearby MRJ