Bug 1339317 - Intermittent browser/base/content/test/general/browser_windowopen_reflows.js. r=mconley

MozReview-Commit-ID: 4bKCUvM1q5h

browser/base/content/test/general/browser.ini

@@ -426,6 +426,7 @@ skip-if = true # Bug 1005420 - fails intermittently. also with e10s enabled: biz
 skip-if = (os == "win" && !debug)
 [browser_web_channel.js]
 [browser_windowopen_reflows.js]
+skip-if = os == "mac" # bug 1339317
 [browser_zbug569342.js]
 skip-if = e10s || debug # Bug 1094240 - has findbar-related failures
 [browser_registerProtocolHandler_notification.js]