Allow to paint multiple airlocks (#34001)

* Allow to paint multiple airlocks

* oh right

Content.Shared/SprayPainter/Components/SprayPainterComponent.cs

@@ -16,13 +16,6 @@ public sealed partial class SprayPainterComponent : Component
     [DataField]
     public TimeSpan PipeSprayTime = TimeSpan.FromSeconds(1);
 
-    /// <summary>
-    /// DoAfterId for airlock spraying.
-    /// Pipes do not track doafters so you can spray multiple at once.
-    /// </summary>
-    [DataField]
-    public DoAfterId? AirlockDoAfter;
-
     /// <summary>
     /// Pipe color chosen to spray with.
     /// </summary>

Content.Shared/SprayPainter/SharedSprayPainterSystem.cs

@@ -60,8 +60,6 @@ public abstract class SharedSprayPainterSystem : EntitySystem
 
     private void OnDoorDoAfter(Entity<SprayPainterComponent> ent, ref SprayPainterDoorDoAfterEvent args)
     {
-        ent.Comp.AirlockDoAfter = null;
-
         if (args.Handled || args.Cancelled)
             return;
 
@@ -116,7 +114,7 @@ public abstract class SharedSprayPainterSystem : EntitySystem
         if (args.Handled)
             return;
 
-        if (!TryComp<SprayPainterComponent>(args.Used, out var painter) || painter.AirlockDoAfter != null)
+        if (!TryComp<SprayPainterComponent>(args.Used, out var painter))
             return;
 
         var group = Proto.Index<AirlockGroupPrototype>(ent.Comp.Group);
@@ -138,9 +136,6 @@ public abstract class SharedSprayPainterSystem : EntitySystem
         if (!DoAfter.TryStartDoAfter(doAfterEventArgs, out var id))
             return;
 
-        // since we are now spraying an airlock prevent spraying more at the same time
-        // pipes ignore this
-        painter.AirlockDoAfter = id;
         args.Handled = true;
 
         // Log the attempt