Bug 1418627 - disable browser_524745.js on Windows 10 !ccov for frequent failures. r=jmaher

browser/components/sessionstore/test/browser.ini

@@ -167,6 +167,7 @@ skip-if = true
 [browser_522545.js]
 skip-if = true # Bug 1380968
 [browser_524745.js]
+skip-if = (os == "win" && os_version == "10.0" && !ccov) # Bug 1418627
 [browser_528776.js]
 [browser_579868.js]
 [browser_579879.js]