public void MDANotification(IntPtr pController, IntPtr pThread, IntPtr pMDA)
 {
     Call(delegate
     {
         callbackSwitch.MDANotification(
             MTA2STA.MarshalIntPtrTo <ICorDebugController>(pController),
             MTA2STA.MarshalIntPtrTo <ICorDebugThread>(pThread),
             MTA2STA.MarshalIntPtrTo <ICorDebugMDA>(pMDA)
             );
     });
 }