code: func (g *Cloud) CreateURLMap(urlMap *compute.UrlMap) error {
  	ctx, cancel := cloud.ContextWithCallTimeout()
  	defer cancel()
  
  	mc := newURLMapMetricContext("create")
  	return mc.Observe(g.c.UrlMaps().Insert(ctx, meta.GlobalKey(urlMap.Name), urlMap))
  }
docs: // CreateURLMap creates a url map