tree b7cc1c94e3cd77244718afa6d573d32e09ab1f35
parent 075be3dbac4d7fbaf64c9c99341c4b8b7e09c254
author Pascal Perez <pascallouis@google.com> 1556222448 +0000
committer CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org> 1556222448 +0000

[fidlc] Use std::optional for optional handle types

Clearer than using unique_ptr, and makes copying easier, which we need
for templates.

Change-Id: Ie851ab3c461d8b4c3b58c08c7837685e2865f96c