resourceloader: Use perf.now() for mediaWikiLoadStart in startup.js

[lhc/web/wiklou.git] / resources / src / mediawiki / mediawiki.js

diff --git a/resources/src/mediawiki/mediawiki.js b/resources/src/mediawiki/mediawiki.js
index fceeb64..4df2df7 100644 (file)
--- a/resources/src/mediawiki/mediawiki.js
+++ b/resources/src/mediawiki/mediawiki.js
@@ -8,6 +8,7 @@
  * @singleton
  */
 
+/* global mwNow */
 /* eslint-disable no-use-before-define */
 
 ( function ( $ ) {
@@ -524,13 +525,8 @@
                 *
                 * @return {number} Current time
                 */
-               now: ( function () {
-                       var perf = window.performance,
-                               navStart = perf && perf.timing && perf.timing.navigationStart;
-                       return navStart && typeof perf.now === 'function' ?
-                               function () { return navStart + perf.now(); } :
-                               function () { return +new Date(); };
-               }() ),
+               now: mwNow,
+               // mwNow is defined in startup.js
 
                /**
                 * Format a string. Replace $1, $2 ... $N with positional arguments.
@@ -2785,6 +2781,7 @@
                        return $.when.apply( $, all );
                } );
                loading.then( function () {
+                       /* global mwPerformance */
                        mwPerformance.mark( 'mwLoadEnd' );
                        mw.hook( 'resourceloader.loadEnd' ).fire();
                } );