Give lifted primitive types a representation

Authored by bgamari on May 19 2016, 2:05 PM.

Description

Give lifted primitive types a representation

As of D1774 everything in GHC.Prim has a representation generated for it
by TcTypeable (see Trac #11120). Unfortunately I evidently missed propagating
this change to lifted primitive types. This patch fixes this (Trac #12082).

Test Plan: Validate

Reviewers: austin

Subscribers: thomie

Differential Revision: https://phabricator.haskell.org/D2240

GHC Trac Issues: Trac #12082