成员的完整列表，这些成员属于 apollo::dreamview::PointCloudChannelUpdater,包括所有继承而来的类成员

async_future_	apollo::dreamview::PointCloudChannelUpdater
curr_channel_name_	apollo::dreamview::PointCloudChannelUpdater
future_ready_	apollo::dreamview::PointCloudChannelUpdater
last_point_cloud_time_	apollo::dreamview::PointCloudChannelUpdater
point_cloud_reader_	apollo::dreamview::PointCloudChannelUpdater
point_cloud_str_	apollo::dreamview::PointCloudChannelUpdater
PointCloudChannelUpdater(std::string channel_name)	apollo::dreamview::PointCloudChannelUpdater	inlineexplicit
timer_	apollo::dreamview::PointCloudChannelUpdater