tree b5726a4415e35b3a0225737c1c77852b34893137
parent 3e74fb81116b169297fefb1352fc93bd9c9a3b64
author Lei Zhang <thestig@chromium.org> 1584993484 +0000
committer Chromium commit bot <commit-bot@chromium.org> 1584993484 +0000

Fix nits with GetDecoderArray().

- Add using statement to shorten the return type to
  Optional<DecoderArray>.
- Use pdfium::nullopt to clearly state the return type.

Change-Id: I748aefc1b9f625cba7ee1e6c2cf79af055eea184
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/67690
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>