Via T307188: Clean up feature flags except for new transclusion dialog sidebar we removed the $wgVisualEditorTransclusionDialogBackButton feature flag. Done in https://gerrit.wikimedia.org/r/804600. This made the new back button behavior the default, with no fallback to the old behavior. Unfortunately it looks like the Cite extension was still relying on the old behavior that is now removed. See https://gerrit.wikimedia.org/r/805368.
To do:
- Test the citation dialog and document the behavior before and after the change https://gerrit.wikimedia.org/r/804600.
- …?