const net/http.DefaultMaxHeaderBytes

4 uses

	net/http (current package)
		h2_bundle.go#L4266: 		n = DefaultMaxHeaderBytes
		server.go#L855: const DefaultMaxHeaderBytes = 1 << 20 // 1 MB
		server.go#L861: 	return DefaultMaxHeaderBytes

	golang.org/x/net/http2
		server.go#L613: 		n = http.DefaultMaxHeaderBytes