code: func (g *Cloud) DeleteGlobalBackendService(name string) error {
  	ctx, cancel := cloud.ContextWithCallTimeout()
  	defer cancel()
  
  	mc := newBackendServiceMetricContext("delete", "")
  	return mc.Observe(g.c.BackendServices().Delete(ctx, meta.GlobalKey(name)))
  }
docs: // DeleteGlobalBackendService deletes the given BackendService by name.