--------
Frame: '<!--framePath //<!--frame0-->-->'
--------
1

============== Back Forward List ==============
        (file test):fast/loader/frame-src-change-added-to-history.html
            data:,4 (in frame "<!--framePath //<!--frame0-->-->")
        (file test):fast/loader/frame-src-change-added-to-history.html
            data:,3 (in frame "<!--framePath //<!--frame0-->-->")
        (file test):fast/loader/frame-src-change-added-to-history.html
            data:,2 (in frame "<!--framePath //<!--frame0-->-->")
curr->  (file test):fast/loader/frame-src-change-added-to-history.html
            data:,1 (in frame "<!--framePath //<!--frame0-->-->")
===============================================