We don't plan to implement this, we still think the title i more critical to the user. BUT, now that the urlbar is mostly html, it should be possible to do this with a simple userChrome css rule, changing the order of elements.
Bug 1280700 Comment 19 Edit History
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We don't plan to implement this, we still think the title is more understandable and easy to remember for the user. BUT, now that the urlbar is mostly html, it should be possible to do this with a simple userChrome css rule, changing the order of elements.