Please see bug 591398 for more details, especially the final comments. In the patch (https://bug591398.bugzilla.mozilla.org/attachment.cgi?id=477707) we use Browser:HideTabView and Browser:ShowTabView for getting in and out of Panorama. We should be using those commands in other parts of the UI.
Severity: normal → minor
Priority: -- → P4
Target Milestone: --- → Future
Both Browser:HideTabView and Browser:ShowTabView don't exist in the trunk now.
Status: NEW → RESOLVED
Last Resolved: 8 years ago
Resolution: --- → INVALID
Product: Firefox → Firefox Graveyard
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