tree bb6a6697bbf59104e80e7e5b6d4914387e269819
parent 0c7f94f7f36d0bd8b0bbd0d3d440a8953499d47a
author Lei Zhang <thestig@chromium.org> 1494895099 -0700
committer Chromium commit bot <commit-bot@chromium.org> 1494900176 +0000

Simplify ContrastAdjust().

Add a few constants in the process.

Change-Id: Id69b939e4ea6a3de879e0a1f29d1453e95c838db
Reviewed-on: https://pdfium-review.googlesource.com/5552
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: dsinclair <dsinclair@chromium.org>