chromium/infra/config/generated/builders/try/chromeos-arm64-generic-rel/gn-args.json

{
  "args_file": "//build/args/chromeos/arm64-generic-vm.gni",
  "gn_args": {
    "dcheck_always_on": true,
    "is_chromeos_device": true,
    "ozone_platform_headless": true,
    "target_cpu": "arm64",
    "target_os": "chromeos",
    "use_remoteexec": true,
    "use_siso": true
  }
}