bug#19325: file-tree-walk needs to be replaced/removed

[Leo Liu]

On 2014-12-09 00:24 -0500, Glenn Morris wrote:
> Filing a bug so that this does not get overlooked.
> file-tree-walk needs to be removed/replaced.
> Ref: http://lists.gnu.org/archive/html/emacs-devel/2014-12/msg00306.html

Personally I think a better option is to allow directory-files to take a
function as its MATCH argument. Then the tree walk is only a step away.

Leo