[Webkit-unassigned] [Bug 164993] onbeforeunload does not show up after the first time Leave is clicked

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=164993

--- Comment #3 from Brady Eidson <beidson at apple.com> ---
This is the back/forward cache, as I'm sure Alexey suspected.

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