http2: simplify custom promisify

BridgeAR · BridgeAR · commit ce447c3695b6 · 2018-07-16T17:11:59.000+02:00
This is just a small refactoring. Refs: nodejs#20830 (comment)
diff --git a/lib/internal/http2/core.js b/lib/internal/http2/core.js
@@ -2746,9 +2746,7 @@ function connect(authority, options, listener) {
 // Support util.promisify
 Object.defineProperty(connect, promisify.custom, {
   value: (authority, options) => {
-    return new Promise((resolve) => {
-      const server = connect(authority, options, () => resolve(server));
-    });
+    return new Promise((resolve) => resolve(connect(authority, options)));
   }
 });
 
