Code review comment for lp://staging/~mzanetti/qtmir/crossbuilder_post

> This introduces a reverse dependency chain. Are we going to add the same
> stanza in Mir?

I wouldn't call it dependency. If you use crossbuilder, it will work, if you don't, well, there's that file and you don't need to bother about it.

That said, this is probably gonna change still, see the unity8 MP for a discussion about the file name/location

https://code.launchpad.net/~mzanetti/unity8/crossbuilder_post/+merge/299689