swift

4dda4af7 - [5.7] Separate out ASCII and UTF8 in NSString accessors, and use the ASCII one where we really need ASCII (#61235)

[5.7] Separate out ASCII and UTF8 in NSString accessors, and use the ASCII one where we really need ASCII (#61235) Separate out ASCII and UTF8 in NSString accessors, and use the ASCII one where we really need ASCII