cleanup: remove TargetingDoll-related code (#20866)

Content.Shared/CombatMode/CombatModeComponent.cs

@@ -1,6 +1,5 @@
 using Content.Shared.MouseRotator;
 using Content.Shared.Movement.Components;
-using Content.Shared.Targeting;
 using Robust.Shared.Audio;
 using Robust.Shared.GameStates;
 using Robust.Shared.Prototypes;
@@ -49,8 +48,5 @@ namespace Content.Shared.CombatMode
         /// </summary>
         [DataField, AutoNetworkedField]
         public bool ToggleMouseRotator = true;
-
-        [ViewVariables(VVAccess.ReadWrite), DataField("activeZone"), AutoNetworkedField]
-        public TargetingZone ActiveZone;
     }
 }

Content.Shared/CombatMode/Events/CombatModeSystemMessages.cs

@@ -1,19 +0,0 @@
-using Content.Shared.Targeting;
-using Robust.Shared.Serialization;
-
-namespace Content.Shared.CombatMode
-{
-    public static class CombatModeSystemMessages
-    {
-        [Serializable, NetSerializable]
-        public sealed class SetTargetZoneMessage : EntityEventArgs
-        {
-            public SetTargetZoneMessage(TargetingZone targetZone)
-            {
-                TargetZone = targetZone;
-            }
-
-            public TargetingZone TargetZone { get; }
-        }
-    }
-}

Content.Shared/CombatMode/SharedCombatModeSystem.cs

@@ -2,7 +2,6 @@ using Content.Shared.Actions;
 using Content.Shared.MouseRotator;
 using Content.Shared.Movement.Components;
 using Content.Shared.Popups;
-using Content.Shared.Targeting;
 using Robust.Shared.Network;
 using Robust.Shared.Timing;
 
@@ -89,15 +88,6 @@ public abstract class SharedCombatModeSystem : EntitySystem
         SetMouseRotatorComponents(entity, value);
     }
 
-    public virtual void SetActiveZone(EntityUid entity, TargetingZone zone,
-        CombatModeComponent? component = null)
-    {
-        if (!Resolve(entity, ref component))
-            return;
-
-        component.ActiveZone = zone;
-    }
-
     private void SetMouseRotatorComponents(EntityUid uid, bool value)
     {
         if (value)