100644 blob c981e7642efbf2f9d6dfacd9b6a13d97ba1e4029	BUILD.gn
040000 tree aa47e6b9e8bf0e619d727cb3fcb9df1452c5e4c4	arch
040000 tree 7196bbbfc170d7011b989e5b3bf418b5523735f9	common
040000 tree 12f82671cb5daff5a52de3a1deb2be77bc7bb1ff	primary_only
040000 tree 5759e8098de4b832679a52f3c959f37ba03d4038	primary_with_secondaries