Counts hunt output plugin log entries.

def CountHuntOutputPluginLogEntries(self,
                                      hunt_id,
                                      output_plugin_id,
                                      with_type=None):
    """Counts hunt output plugin log entries."""

    return len(
        self.ReadHuntOutputPluginLogEntries(
            hunt_id, output_plugin_id, 0, sys.maxsize, with_type=with_type))