UnityEditor.AssetServer.GetAndRemoveString C# (CSharp) Method

        public static extern string GetAndRemoveString(string strName);
        [MethodImpl(MethodImplOptions.InternalCall)]

 private static void Testing_DummyCallback(bool success)
 {
     ASEditorBackend.Testing_Invoke(AssetServer.GetAndRemoveString("s_TestingClass"), AssetServer.GetAndRemoveString("s_TestingFunction"), new object[]
     {
         success
     });
 }