-#include <babeltrace2/graph/message-stream-activity-beginning-const.h>
-#include <babeltrace2/graph/message-stream-activity-beginning.h>
-#include <babeltrace2/graph/message-stream-activity-const.h>
-#include <babeltrace2/graph/message-stream-activity-end-const.h>
-#include <babeltrace2/graph/message-stream-activity-end.h>