d21bf131bd
Changes places where we explicitly construct an Optional to instead use nullopt or the requisite value type only. This CL was uploaded by git cl split. R=magjed@webrtc.org Bug: None Change-Id: I78842b6bb8ae345bcb852feee3908fdaf955c664 Reviewed-on: https://webrtc-review.googlesource.com/23574 Reviewed-by: Magnus Jedvert <magjed@webrtc.org> Commit-Queue: Oskar Sundbom <ossu@webrtc.org> Cr-Commit-Position: refs/heads/master@{#20956}