Changed area light calculation, need feature clean up

Runtime/HDRP/BoxLightAdjustment.cs

@@ -17,11 +17,16 @@ namespace Misaki.HdrpToon
         private bool _initialized = false;
         private bool _srpCallbackInitialized = false;
 
+        [SerializeField]
         private HDAdditionalLightData _bindingSourceLightData;
+        [SerializeField]
         private HDAdditionalLightData _targetBoxLightData;
 
+        [SerializeField]
         private uint _layerMask;
+        [SerializeField]
         private Light _bindingSourceLight;
+        [SerializeField]
         private Light _targetBoxLight;
 
         public Transform trackedTransform;
@@ -159,11 +164,6 @@ namespace Misaki.HdrpToon
             Release();
         }
 
-        private void UpdateObjectLightLayers()
-        {
-            Initialize();
-        }
-
         internal static GameObject CreateBoxLight(Transform transform)
         {
             if (transform == null)