am ccf5e9ce: am dd668730: Merge "Fix build (lint: explicit ctor)."
am ccf5e9ce: am dd668730: Merge "Fix build (lint: explicit ctor)."

* commit 'ccf5e9ce551fb230562a7b43d85828a3acfc88fc':
  Fix build (lint: explicit ctor).

treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst