100644 blob 939e3b56af06c48c49fcf4cdfbdb301f153c9ab8	BUILD.gn
040000 tree da49f9b8e589db1235bfdcafa5caaab9854b0778	echo
100644 blob bb232c5ac91022a77e83a1c9230feec26d0777f1	echo_service.mojom
040000 tree ffca6c6b4ace3e360ce6fb458e3e5d478ff2940e	pingpong
100644 blob 36e406866ceb7aedf6337f1fc37bb3f5ba4e9f16	pingpong_service.mojom
040000 tree c78956c89456f1675fe754d67c01a4d82c75f9fe	pingpong_target