100644 blob c981e7642efbf2f9d6dfacd9b6a13d97ba1e4029	BUILD.gn
040000 tree aa47e6b9e8bf0e619d727cb3fcb9df1452c5e4c4	arch
040000 tree 306ccf79d11541077438e6a37d68950b3476a1a6	common
040000 tree 12f82671cb5daff5a52de3a1deb2be77bc7bb1ff	primary_only
040000 tree 38bfc3d4568408f1eac650676da6265916fc7835	primary_with_secondaries