This makes sure that the toStringTag symbol is used, if available
instead of calculating the toString() value each time, if not
needed (the type checks make a brand check, so there is no need to
check the toStringTag, if non is defined on the object).
PR-URL: https://github.com/nodejs/node/pull/61176
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
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