Function copyHeader

proxy/proxy.go:538–542

(to, from http.Header)

}

func copyHeader(to, from http.Header) {
	for k, v := range from {
		to[http.CanonicalHeaderKey(k)] = v
	}
}

func copyHeaderExcluding(to, from http.Header, excludeHeaders map[string]bool) {
	for k, v := range from {