Chrome is as wayland native as xorg native it is. It has backends for both. The same is true for Firefox. And no one ever said that every program will have to

Chrome is as wayland native as xorg native it is. It has backends for both. The same is true for Firefox. And no one ever said that every program will have to move to Wayland, XWayland was created specifically for legacy applications to be usable that won’t port over. (Though their number is limited, since most applications use a framework like gtk/qt/electron whatever and all of those natively support wayland without changing the programs).