HarfBuzz: Rename CommonParams to FontParams

Bug: 862773
Change-Id: Idca82f1c4da83a5cff57f77a66bd2706e842f619
Reviewed-on: https://chromium-review.googlesource.com/1149277
Commit-Queue: ccameron <ccameron@chromium.org>
Reviewed-by: Leonard Grey <lgrey@chromium.org>
Cr-Commit-Position: refs/heads/master@{#578043}
3 files changed