Merge pull request #15417 from alalek:ts_fix_callback_signature
authorAlexander Alekhin <alexander.a.alekhin@gmail.com>
Thu, 29 Aug 2019 18:40:19 +0000 (18:40 +0000)
committerAlexander Alekhin <alexander.a.alekhin@gmail.com>
Thu, 29 Aug 2019 18:40:19 +0000 (18:40 +0000)

Trivial merge