The directory slice gets created first from newDirTree and then
gets appended again after reading from the dirchs channel. Hence
we need to sort the slice after all the entries are added.
Fixesgolang/go#24601
Change-Id: I9282e8643a4448b2c1c84495b7642610f6c56d50
Reviewed-on: https://go-review.googlesource.com/103955
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Kevin Burke <kev@inburke.com>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>