r175326 - Rework the visibility computation algorithm in preparation

[John McCall]

On Feb 26, 2013, at 2:36 PM, Rafael Espíndola <rafael.espindola at gmail.com> wrote:
>> We should just not cache visibility for types.
> 
> Can do. I will send a patch.

Thanks!  As you're doing so, please change it to use the same LinkageInfo structure that NamedDecl uses.  You'll need to make it a non-member type and possibly pull it into its own header.

John.