[LyX/master] Yet another deprecation fix (this is the last one I am aware of)

[Richard Kimberly Heck]

On 3/12/21 7:57 AM, Jean-Marc Lasgouttes wrote:
> Le 12/03/2021 à 12:11, Juergen Spitzmueller a écrit :
>> commit 9f92fc92bdd41c367b0975454a01c15403d51a60
>> Author: Juergen Spitzmueller <spitz at lyx.org>
>> Date:   Fri Mar 12 12:14:42 2021 +0100
>>
>>      Yet another deprecation fix (this is the last one I am aware of)
>
> It would be nice to backport all these fixes to 2.3.x. I thought Scott
> was going to do it for his own changes, but I did not see that happen
> yet.

I assume these are harmless, yes? If so, then it's fine with me.

Riki