tree a7ba1662534b0601f82c8f76bf0facbb376c0a8c
parent 270455a2385040e154d994212ce7ffc3f70c49b6
author Lei Zhang <thestig@chromium.org> 1547237999 +0000
committer Chromium commit bot <commit-bot@chromium.org> 1547237999 +0000

Make charcode variables unsigned in various places in font code.

Values are never negative, and sometimes only in the range [0, 256).

Change-Id: I87668503b67fbcdef001df71c838ca6b3911b4d8
Reviewed-on: https://pdfium-review.googlesource.com/c/48152
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>