Merge pull request #6183 from UberWaffe/6030Fix_UpgradeRules

Closes #6177
Closes #6222
Closes #6240
Closes #6245

OpenRA.Mods.RA/Warheads/CreateEffectWarhead.cs

@@ -95,8 +95,6 @@ namespace OpenRA.Mods.RA
 				Sound.Play(ImpactSound, pos);
 		}
 
-		public override float EffectivenessAgainst(ActorInfo ai) { return 1f; }
-
 		public bool IsValidImpact(WPos pos, Actor firedBy)
 		{
 			var world = firedBy.World;

OpenRA.Mods.RA/Warheads/CreateResourceWarhead.cs

@@ -60,7 +60,5 @@ namespace OpenRA.Mods.RA
 				}
 			}
 		}
-
-		public override float EffectivenessAgainst(ActorInfo ai) { return 1f; }
 	}
 }

OpenRA.Mods.RA/Warheads/DestroyResourceWarhead.cs

@@ -41,7 +41,5 @@ namespace OpenRA.Mods.RA
 			foreach (var cell in allCells)
 				resLayer.Destroy(cell);
 		}
-
-		public override float EffectivenessAgainst(ActorInfo ai) { return 1f; }
 	}
 }

OpenRA.Mods.RA/Warheads/LeaveSmudgeWarhead.cs

@@ -52,7 +52,5 @@ namespace OpenRA.Mods.RA
 				smudgeLayer.AddSmudge(sc);
 			}
 		}
-
-		public override float EffectivenessAgainst(ActorInfo ai) { return 1f; }
 	}
 }