fd3d6950d9
This paves the way for a follow-up CL that will remove the diagnostic class name from `AnalyzerCode`, preventing `verify_diagnostics_test.dart` from seeing it. Change-Id: I6a6a696446594d225f6d1cbdf70f19a4cde18b3d Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/465703 Reviewed-by: Konstantin Shcheglov <scheglov@google.com> Commit-Queue: Paul Berry <paulberry@google.com>