The code_change_published system event's provider field now recognizes gerrit for changes made on googlesource.com Gerrit hosts, joining the existing github, github-enterprise, gitlab, and bitbucket classifications.
Gerrit added as a recognized code-review provider
Gerrit joins GitHub, GitLab and Bitbucket as a recognized provider in published-change events.
Under the hoodTier: how much it should matter to you
2Useful: my rating, 1 to 5
2Signal: worth watching, 1 to 5
Git IntegrationArea: what it touches
Internal ChangesKind: in v2.1.259,
Internal ChangesSection of the release