Audit git diff origin/wmf/1.37.0-wmf.3..HEAD client/ lib/ data-access/ for getConnection/getConnectionRef related changes.
Things that definitely need fixing:
- 1aa572a9428e399e4ec681fa6a83a720d9dfd913 - https://gerrit.wikimedia.org/r/c/mediawiki/extensions/Wikibase/+/683561
- 8c912634c1316be52653dc5514701b124809393d - https://gerrit.wikimedia.org/r/c/mediawiki/extensions/Wikibase/+/683574
- 957a0c511a959f87f0e18e0ad92b3f39dacf7297 - https://gerrit.wikimedia.org/r/c/mediawiki/extensions/Wikibase/+/683575