func net/http.isProtocolSwitchHeader

3 uses

	net/http (current package)
		response.go#L361: 	return code == StatusSwitchingProtocols && isProtocolSwitchHeader(h)
		response.go#L366: func isProtocolSwitchHeader(h Header) bool {
		transport.go#L2581: 		!isProtocolSwitchHeader(req.Header) {