Yep this is to remove an update to a pre-installed app.  This has been in
the platform since 1.6.

On Tue, Jul 6, 2010 at 3:23 AM, Mark Murphy <mmur...@commonsware.com> wrote:

> On Tue, Jul 6, 2010 at 6:15 AM, Mark Carter <mjc1...@googlemail.com>
> wrote:
> > I noticed that (on Froyo) when viewing Google Maps using the Market
> > app (or going through Manage Applications), there is a button to
> > "Uninstall Updates". I haven't seen this for any other app (but I
> > haven't looked that hard either).
>
> If I had to guess, this is because Maps comes on the firmware and can
> be updated via the Market. They label it "Uninstall Updates" because
> removing the Market package would result in you still having the Maps
> app, just back to the firmware edition.
>
> > Is this functionality available to the rest of us devs?
>
> If you ship as part of phone firmware, presumably yes. For example,
> the device manufacturer might ship 1.0 of your app but tell you to
> push updates via the Market for 1.1, 1.1b, System 3000, Mark V, and
> 1.1c of your app.
>
> Note, though, that this is an educated guess, based on a few
> conversations, with only a passing resemblance to absolute assurance.
>
> --
> Mark Murphy (a Commons Guy)
> http://commonsware.com | http://github.com/commonsguy
> http://commonsware.com/blog | http://twitter.com/commonsguy
>
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-- 
Dianne Hackborn
Android framework engineer
hack...@android.com

Note: please don't send private questions to me, as I don't have time to
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