http2: add http1Options for HTTP/1 fallback configuration

Author: amyssnippet

lib/internal/http2/core.js

@@ -48,9 +48,7 @@ const { Duplex } = require('stream');
 const tls = require('tls');
 const { setImmediate, setTimeout, clearTimeout } = require('timers');
 
-const { kIncomingMessage } = require('_http_common');
 const {
-  kServerResponse,
   Server: HttpServer,
   httpServerPreClose,
   setupConnectionsTracking,
@@ -3259,10 +3257,6 @@ function connectionListener(socket) {
   if (socket.alpnProtocol === false || socket.alpnProtocol === 'http/1.1') {
     // Fallback to HTTP/1.1
     if (options.allowHTTP1 === true) {
-      socket.server[kIncomingMessage] =
-        options.http1Options.IncomingMessage || http.IncomingMessage;
-      socket.server[kServerResponse] =
-        options.http1Options.ServerResponse || http.ServerResponse;
       return httpConnectionListener.call(this, socket);
     }
     // Let event handler deal with the socket