Merge "Use the ?? feature instead of isset() where it makes sense"
authorjenkins-bot <jenkins-bot@gerrit.wikimedia.org>
Mon, 25 Mar 2019 04:34:10 +0000 (04:34 +0000)
committerGerrit Code Review <gerrit@wikimedia.org>
Mon, 25 Mar 2019 04:34:10 +0000 (04:34 +0000)

Trivial merge