bug#43714: 28.1: auto-revert code improvements [PATCH]

[Boruch Baum]

On 2020-09-30 17:25, Eli Zaretskii wrote:
> >     (auto-revert-buffers): Use save-match-data.
>
> It could be due to remote files (and file-handlers)?

But I don't see anywhere in the code itself being evaluated in
auto-revert.el that would produce its own match-data to potentially
disturb the pre-existing state.

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