var net/http.http2gracefulShutdownMsg

3 uses

	net/http (current package)
		h2_bundle.go#L4984: 				case http2gracefulShutdownMsg:
		h2_bundle.go#L5056: 	http2gracefulShutdownMsg = new(http2serverMessage)
		h2_bundle.go#L5428: 	sc.shutdownOnce.Do(func() { sc.sendServeMsg(http2gracefulShutdownMsg) })