040000 tree 421b67afd95733292b085b6399a9a6d9cd0c7ebf	android
040000 tree 18528093e99216d7226ffb63414d87af10c7d354	docgen
040000 tree b838068580c343196625cc18bf3562501f01d90e	lib
040000 tree a86bc7ff5f9b511c263c2cae982d5aa10902277f	skyframe