tree 8d185fe78b79a29fbf7db1cb722c464d867f01dd
parent d5e0be8f432ae2dc70f678475d6b958b10c1356e
author Tom Sepez <tsepez@chromium.org> 1622852541 +0000
committer Pdfium LUCI CQ <pdfium-scoped@luci-project-accounts.iam.gserviceaccount.com> 1622852541 +0000

[code health] Prefer pdfium::nullopt to {}

Improve readability especially if the underlying type can be
brace-initiaized.

-- Remove some excess {} around non-nullopt returns.
-- Fix some IWYU along the way.

Change-Id: Ic009990979a42d345317bb8fc1fb3c09742c1c3f
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/81351
Commit-Queue: Tom Sepez <tsepez@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>