GetTimerCallBackDetails.cs

// decypher the callback details
val = GetFieldValue(heap, currentTimerQueueTimerRef, "m_timerCallback");
if (val != null)
{
    ulong elementAddress = (ulong)val;
    if (elementAddress == 0)
        continue;

    var elementType = _heap.GetObjectType(elementAddress);
    if (elementType != null)
    {
        if (elementType.Name == "System.Threading.TimerCallback")
        {
            ti.MethodName = BuildTimerCallbackMethodName(runtime, elementAddress);
        }
        else
        {
            ti.MethodName = "<" + elementType.Name + ">";
        }
    }
    else
    {
        ti.MethodName = "{no callback type?}";
    }
}
else
{
    ti.MethodName = "???";
}
yield return ti;

currentPointer = GetFieldValue(heap, currentTimerQueueTimerRef, "m_next");