From 33a8093411e984756869ab03226b21bdecd85795 Mon Sep 17 00:00:00 2001
From: Anna Henningsen <anna@addaleax.net>
Date: Mon, 1 Jul 2019 15:39:54 +0200
Subject: lib: use `class ... extends` in perf_hooks.js
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Don’t unnecessarily set the protoype afterwards.

PR-URL: https://github.com/nodejs/node/pull/28495
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
---
 lib/perf_hooks.js | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

(limited to 'lib/perf_hooks.js')

diff --git a/lib/perf_hooks.js b/lib/perf_hooks.js
index d822c5de71..e0b7e9d960 100644
--- a/lib/perf_hooks.js
+++ b/lib/perf_hooks.js
@@ -149,7 +149,7 @@ function getMilestoneTimestamp(milestoneIdx) {
   return ns / 1e6 - timeOrigin;
 }
 
-class PerformanceNodeTiming {
+class PerformanceNodeTiming extends PerformanceEntry {
   get name() {
     return 'node';
   }
@@ -213,9 +213,6 @@ class PerformanceNodeTiming {
     };
   }
 }
-Object.setPrototypeOf(
-  PerformanceNodeTiming.prototype, PerformanceEntry.prototype);
-Object.setPrototypeOf(PerformanceNodeTiming, PerformanceEntry);
 
 const nodeTiming = new PerformanceNodeTiming();
 
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