var net/http.http2clientPreface

3 uses

	net/http (current package)
		h2_bundle.go#L3564: 	http2clientPreface = []byte(http2ClientPreface)
		h2_bundle.go#L5189: 		} else if !bytes.Equal(buf, http2clientPreface) {
		h2_bundle.go#L8318: 	cc.bw.Write(http2clientPreface)