http: name anonymous function in _http_common.js

Refs: #8913

PR-URL: #21755
Reviewed-By: James M Snell <[email protected]>
Reviewed-By: Trivikram Kamat <[email protected]>
Reviewed-By: Luigi Pinca <[email protected]>
Reviewed-By: Ruben Bridgewater <[email protected]>
Reviewed-By: Jon Moss <[email protected]>
Reviewed-By: Colin Ihrig <[email protected]>

lib/_http_common.js

@@ -148,7 +148,7 @@ function parserOnMessageComplete() {
 }
 
 
-const parsers = new FreeList('parsers', 1000, function() {
+const parsers = new FreeList('parsers', 1000, function parsersCb() {
   const parser = new HTTPParser(HTTPParser.REQUEST);
 
   parser._headers = [];