Remove 2D suffix from visualizers (#1453)

Content.Client/GameObjects/Components/Weapons/Ranged/Barrels/Visualizers/SpentAmmoVisualizer.cs

@@ -0,0 +1,29 @@
+using Content.Shared.GameObjects.Components.Weapons.Ranged.Barrels;
+using JetBrains.Annotations;
+using Robust.Client.GameObjects;
+using Robust.Client.Interfaces.GameObjects.Components;
+
+namespace Content.Client.GameObjects.Components.Weapons.Ranged.Barrels.Visualizers
+{
+    [UsedImplicitly]
+    public sealed class SpentAmmoVisualizer : AppearanceVisualizer
+    {
+        public override void OnChangeData(AppearanceComponent component)
+        {
+            base.OnChangeData(component);
+            var sprite = component.Owner.GetComponent<ISpriteComponent>();
+
+            if (!component.TryGetData(AmmoVisuals.Spent, out bool spent))
+            {
+                return;
+            }
+
+            sprite.LayerSetState(AmmoVisualLayers.Base, spent ? "spent" : "base");
+        }
+    }
+
+    public enum AmmoVisualLayers
+    {
+        Base,
+    }
+}