cabinet: Add breaks to switch statements

[Andrew Talbot]

Dimi Paun wrote:

> 
> On Wed, September 13, 2006 1:18 pm, Dan Kegel wrote:
>> Offhand that looks like a more serious change than you thought.
>> You'd better either really understand the code, or
>> add a conformance test that shows this fixes a bug, IMHO.
> 
> Agreed. But that is confusing code, it should have a /* fallthrough */
> comment instead of the break statement if that was the intent.
> 

And I shall humbly learn to properly check how code works before "fixing"
it, in future. :) Thanks, Dan and Dimi, for your helpful comments.

-- Andy.