CHROMIUM: Fix comment typos in chromeos_acpi.h

Signed-off-by: Daniel Kurtz <djkurtz@chromium.org>

BUG=none
TEST=none

Change-Id: Id984f43df9989061601d71aceb2c670edc82daa1

Review URL: http://codereview.chromium.org/6693057
1 file changed