We pass if we don't crash under ASAN.   

============== Back Forward List ==============
curr->  http://127.0.0.1:8000/navigation/same-and-different-back.html
            http://127.0.0.1:8000/navigation/resources/pushState-onload.html (in frame "<!--framePath //<!--frame0-->-->")
            http://127.0.0.1:8000/navigation/resources/blank.txt (in frame "<!--framePath //<!--frame1-->-->")
            about:blank (in frame "<!--framePath //<!--frame2-->-->")
        http://127.0.0.1:8000/navigation/same-and-different-back.html
            http://127.0.0.1:8000/navigation/resources/pushState-onload.html#test (in frame "<!--framePath //<!--frame0-->-->")
            http://127.0.0.1:8000/navigation/resources/notify-parent-setup-done.html (in frame "<!--framePath //<!--frame1-->-->")
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