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1 parent d5da2c4 commit 03b943dCopy full SHA for 03b943d
src/cpuprofiler.js
@@ -15,7 +15,7 @@
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// That doesn't work for Chrome in turn, so need to resort to user agent
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// sniffing.. (sad :/)
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if (!performance.realNow) {
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- var isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
+ var isSafari = typeof navigator !== 'undefined' && /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
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if (isSafari) {
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var realPerformance = performance;
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performance = {
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