Why don't we just turn off MOZ_BLOCK_PROFILE_DOWNGRADE?

Geoff Lankow geoff at thunderbird.net
Tue Jul 2 22:27:00 UTC 2019

Okay, thank you everybody. I think we've gathered enough information to 
say "we decided to do this knowing that not doing it was an option" and 
that's all I was really looking for.


On 2/07/19 15:16, Geoff Lankow wrote:
> (That's the "You’ve launched an older version of Firefox" dialog.)
> In bug 1535116 <https://bugzilla.mozilla.org/show_bug.cgi?id=1535116> 
> we've proposed to change the text in the dialog to better suit 
> Thunderbird. That's easy enough.
> Magnus also wants me to change the "Create New Profile" to instead 
> open the Profile Manager. That's not as easy as it sounds. The proper 
> way to do it is through nsAppRunner.cpp. We're in a pre-startup state 
> (although we do have XPCOM). Technically we /could/ show the Profile 
> Manager window and mimic the expected results, but I'm not comfortable 
> with that.
> I digress. My point is: why do we have this thing at all? Is there a 
> good reason we want to go to these lengths, other than Downgrading Is 
> A Bad Idea™? It can be removed with a one line config change 
> <https://searchfox.org/comm-central/rev/679db3c87c1a356a66433d6c2adf6fca1f20789f/mail/moz.configure#75>.
> GL
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