Why are there dependencies that aren't actually dependencies on some packages?

[Dale Amon]

On Tue, Aug 21, 2012 at 10:07:37AM -0400, Jeremy Bicha wrote:
> That particular bug is fixed in Ubuntu 12.10 Quantal.
> launchpad-integration is obsolete and is one package away from being
> removed from the archives. http://pad.lv/999413

Curious... does that mean no top tool bar launchers or not
launchers that do complex command lines?