bug#16243: 24.3.50; shr-visit-file doesn't set the buffer's default-directory

[Eli Zaretskii]

> From: Lars Ingebrigtsen <larsi@gnus.org>
> Cc: 16243@debbugs.gnu.org
> Date: Tue, 24 Dec 2013 21:14:58 +0100
> 
> But if we keep the command, then it should be altered to pass the
> directory in as the HTTP base URL, which would make the URLs point to
> the right thing without altering default-directory.

Not really sure what you meant here.  shr-visit-file is about local
files, right?  So what URL and which HTTP are relevant here, and why?

> But setting default-directory might also be nice -- do "special mode"
> buffers usually do so or not?

Which special mode buffers?  I actually don't quite understand why
buffer-file-name isn't set to the name of the file we visit.