From cac3160752454eb1ed2725eb37c13a740003c22d Mon Sep 17 00:00:00 2001
From: lizhihua <275091674@qq.com>
Date: Wed, 31 Jan 2018 14:24:57 +0800
Subject: [PATCH] Vue.config.performance can't work

https://jsfiddle.net/50wL7mdz/94913/
---
 src/core/util/perf.js | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/core/util/perf.js b/src/core/util/perf.js
index 4a537b2dada..312099d1a45 100644
--- a/src/core/util/perf.js
+++ b/src/core/util/perf.js
@@ -1,3 +1,4 @@
+import config from '../config'
 import { inBrowser } from './env'
 
 export let mark
@@ -16,9 +17,11 @@ if (process.env.NODE_ENV !== 'production') {
     mark = tag => perf.mark(tag)
     measure = (name, startTag, endTag) => {
       perf.measure(name, startTag, endTag)
-      perf.clearMarks(startTag)
-      perf.clearMarks(endTag)
-      perf.clearMeasures(name)
+      if (!config.performance) {
+        perf.clearMarks(startTag)
+        perf.clearMarks(endTag)
+        perf.clearMeasures(name)
+      }
     }
   }
 }