UnityEditor.ProceduralMaterialInspector.RecordForUndo C# (CSharp) Method

        protected void RecordForUndo(ProceduralMaterial material, SubstanceImporter importer, string message)
        {
            if (importer != null)
            {
                Object[] objectsToUndo = new Object[] { material, importer };
                Undo.RecordObjects(objectsToUndo, message);
            }
            else
            {
                Undo.RecordObject(material, message);
            }
        }