private void Clone(LayersDic layersDic, LayerCollsDic collsDic)
        {
            Undo.RecordObject(this, "Changed Physics Layers");
            this.PhysicsLayerInfos.Update(layersDic);

            foreach (var layer in layersDic)
            {
                if (collsDic.ContainsKey(layer.Key) == false)
                {
                    return;
                }

                var colls = collsDic[layer.Key];
                this.PhysicsLayerInfos[layer.Key].Update(colls);
            }

            EditorUtility.SetDirty(this);
            Undo.IncrementCurrentGroup();
        }