[PATCH STABLE] push: fix "No changes found" when pushing a phase change (issue4232)

[Laurent Charignon]

> On Jan 21, 2016, at 11:11 AM, timeless <timeless at gmail.com> wrote:
> 
> Matt Mackall wrote:
>> I think the message should be "adjusting phases" (full stop). On push, sometimes
>> we simply local draft changes public (so nothing is actually pushed).
> 
>> (We're also eerily silent for 20 seconds while synchronizing obsmarkers.)
> 
> fwiw, if you talk to bitbucket, you don't get that.
> 
> I got things like:
> obsmarkers exchange [=====================================> ]
> 8861194/14391223 6m37s
> 
> (where the number climbed for a really long time.
> 2016/01/21 19:07:14 timeless (126481)> push bitbucket -r tip exited 0
> after 1554.39 seconds
> 
> Laurent Charignon wrote:
>> What do you mean by "full stop"?
> 
> You have:
> no new changesets, only pushing phase changes
> mpm is suggesting:
> adjusting phases
> 
> nothing else, no mention of `no new changesets` or `pushing` or `changes`.

Ok that's what I understood.