make check fails with errors for cro3_paths

[mhiramat]

make check fails with the errors below.

cargo check
    Checking cro3 v0.1.2 (/work/cro3)
error[E0432]: unresolved import `cro3::util::cro3_paths`
  --> src/cmd/servo.rs:33:17
   |
33 | use cro3::util::cro3_paths::cro3_dir;
   |                 ^^^^^^^^^^ could not find `cro3_paths` in `util`

error[E0432]: unresolved import `cro3::util::cro3_paths`
  --> src/cmd/servo.rs:34:17
   |
34 | use cro3::util::cro3_paths::gen_path_in_cro3_dir;
   |                 ^^^^^^^^^^ could not find `cro3_paths` in `util`

error[E0432]: unresolved import `cro3::util::cro3_paths`
  --> src/cmd/setup.rs:14:17
   |
14 | use cro3::util::cro3_paths::gen_path_in_cro3_dir;
   |                 ^^^^^^^^^^ could not find `cro3_paths` in `util`

For more information about this error, try `rustc --explain E0432`.

But there is src/util/cro3_paths.rs.

[hikalium]

I think this is not a thing anymore but let me verify