message: farm: Pass the cxx_toolkit to the go_toolkit.
diff: @@ -105,7 +105,8 @@ if project in ['filesystem', 'memo']:
  path = go_path,
  cxx_toolkit = cxx_toolkit)
  else:
  - go_toolkit = drake.go.Toolkit(path = go_path)
  + go_toolkit = drake.go.Toolkit(path = go_path,
  + cxx_toolkit = cxx_toolkit)
  go_config = drake.go.Config()
  extra_args['go_toolkit'] = go_toolkit
  extra_args['go_config'] = go_config
  