bug#27630: 26.0.50; Byte-compilation warnings in files.el

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forcemerge 14860 27630
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Eli Zaretskii <eliz@gnu.org> writes:

> Compiling files.el produces the following 2 warnings:
>
>   In create-file-buffer:
>   files.el:1816:8:Warning: function create-file-buffer used to take 0+
>       arguments, now takes 1
>
>   In insert-directory:
>   files.el:6595:43:Warning: function insert-directory used to take 0+ 
> arguments,
>       now takes 2-4
>
> These warnings are meant to be emitted when a function's signature
> changes, but in this case there's no change, so this seems to be a
> bug.  The only hint I found as to why this happens is that both
> functions appear in advice-add (insert-directory appears in advice-add
> only on MS-Windows).

I believe this is Bug#14860.