Merge "Log headers sent errors more usefully in thumb.php"
authorjenkins-bot <jenkins-bot@gerrit.wikimedia.org>
Thu, 6 Jun 2019 19:34:22 +0000 (19:34 +0000)
committerGerrit Code Review <gerrit@wikimedia.org>
Thu, 6 Jun 2019 19:34:22 +0000 (19:34 +0000)

Trivial merge