public void UnregisterBackgroundTask()
{
foreach (var taskValue in BackgroundTaskRegistration.AllTasks.Values)
{
if (taskValue.Name.StartsWith(AdvertisementClass) || taskValue.Name.Equals(TimerClass))
{
taskValue.Unregister(true);
Logger.Debug("BackgroundTaskManager.UnregisterBackgroundTask(): Unregistered task: " + taskValue.Name);
}
}
}