Martin Ågren [off-list ref] writes:

I've taken the six patches that Junio has queued and rebuilt the series
to get rid of the new and possibly bug-prone function that no-one uses
once the series is over.

Hmph, this unfortunately depends on 'next', which means we cannot
merge it down to 'maint' later to fix these leaks.  I guess it is
not a huge deal, though.  We've lived with these message leaks for
quite some time now and earth still kept rotating ;-)