graphics_utils: re-enable wflinfo for freon

Once waffle supports the null platform, wflinfo will work again.

BUG=chromium:468531
TEST="test_that -b link $HOST graphics_SanAngeles" and look for wflinfo in log
CQ-DEPEND=CL:260686

Change-Id: I7eae2ae9120278b6593001e45124fab2086e1ac6
Reviewed-on: https://chromium-review.googlesource.com/260993
Reviewed-by: Ilja Friedel <ihf@chromium.org>
Commit-Queue: Frank Henigman <fjhenigman@chromium.org>
Tested-by: Frank Henigman <fjhenigman@chromium.org>
2 files changed