Change `fold_qpath` to `fold_qself`.
Change `fold_qpath` to `fold_qself`.

It's simpler that way.

aidancully/rust,graydon/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,graydon/rust,aidancully/rust,graydon/rust