pass WorldRenderer to Widget.Draw, DrawInner

OpenRA.Game/Widgets/ColorBlockWidget.cs

@@ -6,10 +6,11 @@
  * as published by the Free Software Foundation. For more information,
  * see LICENSE.
  */
-#endregion
-
-using System;
+#endregion
+
+using System;
 using System.Drawing;
+using OpenRA.Graphics;
 
 namespace OpenRA.Widgets
 {
@@ -34,9 +35,9 @@ namespace OpenRA.Widgets
 			return new ColorBlockWidget(this);
 		}
 
-		public override void DrawInner()
-		{
-			WidgetUtils.FillRectWithColor(RenderBounds, GetColor());
+		public override void DrawInner( WorldRenderer wr )
+		{
+			WidgetUtils.FillRectWithColor(RenderBounds, GetColor());
 		}
 	}
-}
+}