http: do not default to chunked encoding for TRACE

Fixes: #25783

Author: lpinca

lib/_http_client.js

@@ -180,6 +180,7 @@ function ClientRequest(input, options, cb) {
       method === 'HEAD' ||
       method === 'DELETE' ||
       method === 'OPTIONS' ||
+      method === 'TRACE' ||
       method === 'CONNECT') {
     this.useChunkedEncodingByDefault = false;
   } else {

test/parallel/test-http-client-default-headers-exist.js

@@ -31,7 +31,8 @@ const expectedHeaders = {
   'HEAD': ['host', 'connection'],
   'OPTIONS': ['host', 'connection'],
   'POST': ['host', 'connection', 'content-length'],
-  'PUT': ['host', 'connection', 'content-length']
+  'PUT': ['host', 'connection', 'content-length'],
+  'TRACE': ['host', 'connection']
 };
 
 const expectedMethods = Object.keys(expectedHeaders);