Touch FW Test: Remove unused Variable

This unused variable ret_m was causing problems when trying to run the
FW test.  This CL should just remove it.

BUG=chromium-os:37494
TEST=Manually ran the FW test in "-m MANUAL" mode and everything worked
fine.

Change-Id: I02775e9e1820c79e57c0599225ec17683188aef1
Signed-off-by: Charlie Mooney <charliemooney@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/41765
Reviewed-by: Joseph Shyh-In Hwang <josephsih@chromium.org>
1 file changed