In this cut, director William Friedkin reinserted the bloody version of the spider walk, using CGI to erase the wires, and remastering the footage to fit with the rest of the film, much to Blatty's delight.

Source: https://screenrant.com/exorcist-movie-regan-spider-walk-scene-deleted-restored-why/

It's also worth noting that Infinity Ward has carefully played with some of these maps without outright remastering them.

Source: https://comicbook.com/gaming/news/call-of-duty-modern-warfare-2-mw2-new-classic-map-future-update/