Code review comment for lp:~vanvugt/mir/privatize-SurfaceState

> Yep. I was wondering if anyone paid enough attention to notice that. According
> to current documentation [1] it does not affect APIs in use either.
>
> [1] https://docs.google.com/a/canonical.com/document/d
> /1cLVfnBh4Z01uUZXiX3ocSw3_MXSDuR4Cv9sHxE-V7Xw/edit

I agree it doesn't affect *known* downstream projects. But it is still an API break. ;)