040000 tree 7c6caa84b908d4499f2b183f40085963e71798b9	brillo-audio-test
040000 tree 9978b8173d50d0aecba61054b553dbae75c8ecc4	common
040000 tree 7ee6db37d2205b2877caa7041c2f5030915932b3	hal-test