Add a test case for highlight annotation with opacity.

R=thestig@chromium.org

Review URL: https://codereview.chromium.org/2204763002 .
2 files changed
tree: 5a1ffed4cbcb13464cc31f2eec40bb8a56997ad8
  1. fx/
  2. pdfium/
  3. third_party/
  4. xfa_specific/
  5. codereview.settings
  6. LICENSE