Here's the mock: https://folio.googleplex.com/chrome-ux-specs-and-sources/Chrome%20Inner%20Pages/03-Settings/preview/cards#%2FPREVIEW-Browser.png%3Fz=half

@bettes there's a comment on the mock for you to address.

Shoot, it might have been deleted? Please assign back to me if you can retrieve it. 

Huh, no sign of it. I think it might have been about an error message, like the fact that you aren't able to set canary Chrome to be the default browser. Let's check how the old default section compares to the MD one across the various cases as part of this bug.