Fix Whoopie Cushions from lagging the game. (#39194)

Content.Shared/StatusEffectNew/StatusEffectSystem.API.cs

@@ -22,6 +22,13 @@ public sealed partial class StatusEffectsSystem
         TimeSpan duration
     )
     {
+        if (duration == TimeSpan.Zero)
+        {
+            statusEffect = null;
+            return false;
+        }
+
+        // We check to make sure time is greater than zero here because sometimes you want to use TryAddStatusEffect to remove duration instead...
         if (!TryGetStatusEffect(target, effectProto, out statusEffect))
             return TryAddStatusEffect(target, effectProto, out statusEffect, duration);
 
@@ -53,6 +60,12 @@ public sealed partial class StatusEffectsSystem
         TimeSpan? duration = null
     )
     {
+        if (duration <= TimeSpan.Zero)
+        {
+            statusEffect = null;
+            return false;
+        }
+
         if (!TryGetStatusEffect(target, effectProto, out statusEffect))
             return TryAddStatusEffect(target, effectProto, out statusEffect, duration);
 
@@ -83,6 +96,12 @@ public sealed partial class StatusEffectsSystem
         TimeSpan? duration = null
     )
     {
+        if (duration <= TimeSpan.Zero)
+        {
+            statusEffect = null;
+            return false;
+        }
+
         if (!TryGetStatusEffect(target, effectProto, out statusEffect))
             return TryAddStatusEffect(target, effectProto, out statusEffect, duration);