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Changes between Version 1 and Version 2 of Ticket #32781, comment 1

v1	v2
13	13	I think for sure the second of the above two fixes should happen anyways, since (as usual) we cannot trust any object to ever have any variables set in any scope thanks to filters and nothing being immutable. I think the first of these two fixes should sufficiently address the original intentions.
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15		Tangent: we're starting to use `1000` as if it were some kind of `WP_MAX_FILTER_PRIORITY` (though 9999 is used in some other places.) Should we actually define these priorities somewhere?
	15	Tangent: we're starting to use `1000` as if it were some kind of `WP_MAX_FILTER_PRIORITY`, particularly in overrides done for the Customizer (though 9999 is used in some other places.) Should we actually define these priorities somewhere?