tree 0df568212aa0eba7beab98c74993c9a87fa9d52a
parent 4a6525492593866be3653a8a37923fe876b5171e
author Ryan Harrison <rharrison@chromium.org> 1503423020 -0400
committer Chromium commit bot <commit-bot@chromium.org> 1503431860 +0000

Add pdfium::Optional to third_party/base

It is intended to use this class instead of the std::pair<bool, Foo*>
pattern that has been used for guarded pointer returns in PDFium.

Change-Id: Id3e305d6cdb329c84e1d827c855423d3efae42c0
Reviewed-on: https://pdfium-review.googlesource.com/11610
Reviewed-by: dsinclair <dsinclair@chromium.org>
Commit-Queue: Ryan Harrison <rharrison@chromium.org>