remove spurious 'set' on IDisable and associated BS implementations

OpenRA.Game/Traits/CanPowerDown.cs

@@ -28,23 +28,19 @@ namespace OpenRA.Traits
 	public class CanPowerDown : IDisable, IPowerModifier, IResolveOrder
 	{
 		[Sync]
-		bool IsDisabled = false;
+		bool disabled = false;
 
-		public bool Disabled
-		{
-			get { return IsDisabled; }
-			set { IsDisabled = value; }
-		}
+		public bool Disabled { get { return disabled; } }
 		
-		public float GetPowerModifier() { return (IsDisabled) ? 0.0f : 1.0f; }	
+		public float GetPowerModifier() { return (disabled) ? 0.0f : 1.0f; }	
 		
 		public void ResolveOrder(Actor self, Order order)
 		{
 			if (order.OrderString == "PowerDown")
 			{
-				IsDisabled = !IsDisabled;
+				disabled = !disabled;
 				var eva = self.World.WorldActor.Info.Traits.Get<EvaAlertsInfo>();
-				Sound.PlayToPlayer(self.Owner, IsDisabled ? eva.EnablePower : eva.DisablePower);
+				Sound.PlayToPlayer(self.Owner, disabled ? eva.EnablePower : eva.DisablePower);
 			}
 		}
 	}

OpenRA.Game/Traits/TraitsInterfaces.cs

@@ -51,7 +51,7 @@ namespace OpenRA.Traits
 		float GetSpeedModifier(int2 p, UnitMovementType umt);
 	}
 
-	public interface IDisable {	bool Disabled { get; set; } }
+	public interface IDisable { bool Disabled { get; } }
 	
 	interface IProducer
 	{

OpenRA.Mods.RA/RequiresPower.cs

@@ -38,7 +38,6 @@ namespace OpenRA.Mods.RA
 		public bool Disabled
 		{
 			get { return (self.Owner.PlayerActor.traits.Get<PlayerResources>().GetPowerState() != PowerState.Normal); }
-			set {} // Cannot explicity set
 		}
 	}
 }