Code review comment for lp:~alan-griffiths/mir/default-to-canonical-window-manager

> As duplicate code is unusual I think there ought to be some strong suggestion
> of the existence of this duplication and corresponding names is one approach.
> How about this?
>
> namespace shell { CanonicalWindowManager, BasicWindowManager,
> CanonicalWindowManagerPolicy, CanonicalSessionInfo, CanonicalSurfaceInfo }
>
> namespace examples { CanonicalWindowManagerCopy, BasicWindowManagerCopy,
> CanonicalWindowManagerPolicyCopy, CanonicalSessionInfoCopy,
> CanonicalSurfaceInfoCopy }

+1