Revert "Refactor Damage to use Protoypes (#4262)"

This reverts commit 20bf5739a9.

Content.Server/Atmos/Components/FlammableComponent.cs

@@ -20,8 +20,6 @@ using Robust.Shared.Localization;
 using Robust.Shared.Physics;
 using Robust.Shared.Serialization.Manager.Attributes;
 using Robust.Shared.ViewVariables;
-using Robust.Shared.Prototypes;
-using Robust.Shared.IoC;
 
 namespace Content.Server.Atmos.Components
 {
@@ -45,18 +43,6 @@ namespace Content.Server.Atmos.Components
         [DataField("canResistFire")]
         public bool CanResistFire { get; private set; } = false;
 
-        // TODO PROTOTYPE Replace this datafield variable with prototype references, once they are supported.
-        // Also remove Initialize override, if no longer needed.
-        [DataField("damageType")]
-        private readonly string _damageTypeID = "Heat"!;
-        [ViewVariables(VVAccess.ReadWrite)]
-        public DamageTypePrototype DamageType = default!;
-        protected override void Initialize()
-        {
-            base.Initialize();
-            DamageType = IoCManager.Resolve<IPrototypeManager>().Index<DamageTypePrototype>(_damageTypeID);
-        }
-
         public void Extinguish()
         {
             if (!OnFire) return;
@@ -106,15 +92,7 @@ namespace Content.Server.Atmos.Components
                 {
                     // TODO ATMOS Fire resistance from armor
                     var damage = Math.Min((int) (FireStacks * 2.5f), 10);
-<<<<<<< HEAD
-<<<<<<< refs/remotes/origin/master
                     damageable.ChangeDamage(DamageClass.Burn, damage, false);
-=======
-                    damageable.TryChangeDamage(DamageType, damage, false);
->>>>>>> Refactor damageablecomponent update (#4406)
-=======
-                    damageable.TryChangeDamage(DamageType, damage, false);
->>>>>>> refactor-damageablecomponent
                 }
 
                 AdjustFireStacks(-0.1f * (_resisting ? 10f : 1f));