Add test cases for JBig2 crash

BUG=pdfium:511
R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/2043073002 .
2 files changed
tree: c09b33c19716bc58a5a5ff993737baacc0ad528e
  1. fx/
  2. pdfium/
  3. third_party/
  4. xfa_specific/
  5. codereview.settings
  6. LICENSE