[resume-timer-on-history-back.html] disabled: if os == "win": https://bugzilla.mozilla.org/show_bug.cgi?id=1321179 [history.back() handles top level page timer correctly] expected: if os == "android": PASS [PASS, FAIL] [history.back() handles nested iframe timer correctly] expected: if debug and (os == "linux") and not fission and not swgl: [PASS, FAIL]