public static void RemoveRoutine(MyLib.MonoBehaviour behaviour, string methodName)
{
    MyLib.BehaviourData bdata;
    if (behaviourDict.TryGetValue(behaviour, out bdata))
    {
        LinkedListNode<MyLib.Coroutine> node = bdata.routineList.First;
        while (node != null)
        {
            var oldNode = node;
            node = node.Next;
            if (oldNode.Value.methodName == methodName)
            {
                bdata.routineList.Remove(oldNode);
            }
        }
    }
}