CONSOLE MESSAGE: line 6: Timeout in subframe-1 created CONSOLE MESSAGE: line 5: Loaded pagehide-timeout-go-back.html, going back CONSOLE MESSAGE: line 31: Restored page from page cache. ALERT: Timeout created in subframe-1.html fired Tests that all JS timers are suspended after the pagehide event is fired, so that timers created within it will not fire while the document is in the page cache. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS successfullyParsed is true TEST COMPLETE