tree e3a93a859d189a5fe46791d7954396b2b394cbd4
parent b353f8c32b2d17cbea5ace6eb5f7edb8663e37be
author Lei Zhang <thestig@chromium.org> 1539197085 +0000
committer Chromium commit bot <commit-bot@chromium.org> 1539197085 +0000

Get rid of non-const ref parameter in CPDFSDK_InterForm::OnFormat().

Return Optional<WideString> instead. Change the call stack to accept
Optional<WideString>.

Change-Id: I020589fac8a1de4974070268a19b4acad64c4092
Reviewed-on: https://pdfium-review.googlesource.com/c/43601
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>