Merge to XFA: Add simple script to regenerate expected results.

(cherry picked from commit 3fc30f0778ff0bfb1c61e7994e6472a34bdc98bd)
Review URL: https://codereview.chromium.org/1264873005 .

TBR=thestig@chromium.org

Review URL: https://codereview.chromium.org/1266503004 .
1 file changed