Call base class's sink_event handler after handling GST_EVENT_FLUSH_STOP event, so that base class doesn't get stuck in a 'flushing' state https://bugzilla.gnome.org/show_bug.cgi?id=777097
Call base class's sink_event handler after handling GST_EVENT_FLUSH_STOP event, so that base class doesn't get stuck in a 'flushing' state https://bugzilla.gnome.org/show_bug.cgi?id=777097