Well, I remember some games having a "strech to fill" option, but I don't remember a game forcing that aspect ratio itself. They usually just update the game to support the resolution or people do it with mods or some third party software.
Please excuse my bad English.
Currently gaming on a PC with an i5-4670k@stock (for now), 16Gb RAM 1600 MHz and a GTX 1070
Steam / Live / NNID : jonxiquet Add me if you want, but I'm a single player gamer.