Revert "HACK: Testcase for edge clamping."

This reverts commit fb84f1157e.

OpenRA.Mods.Common/Traits/World/TerrainGeometryOverlay.cs

@@ -98,21 +98,7 @@ namespace OpenRA.Mods.Common.Traits
 				}
 			}
 
-			// Clamped cell
+			lr.LineWidth = 1;
-			var clamped = map.Clamp(mouseCell);
-			{
-				var pos = map.CenterOfCell(clamped.ToCPos(map));
-				var tile = map.MapTiles.Value[clamped];
-				var ti = tileSet.GetTileInfo(tile);
-				var ramp = ti != null ? (int)ti.RampType : 0;
-
-				var screen = map.CellCorners[ramp].Select(c => wr.ScreenPxPosition(pos + c).ToFloat2()).ToArray();
-				for (var i = 0; i < 4; i++)
-				{
-					var j = (i + 1) % 4;
-					lr.DrawLine(screen[i], screen[j], Color.White);
-				}
-			}
 		}
 	}
 }