Firefox has events that fire when a page goes into back/forward cache, or out of it. See <https://developer.mozilla.org/en/Using_Firefox_1.5_caching>. We need to support this. <rdar://problem/6440869> Implement pageshow and pagehide events for b/f cache
Created attachment 38650 [details] proposed patch
Comment on attachment 38650 [details] proposed patch yay!
Committed <http://trac.webkit.org/changeset/47824>.