ace1d9b921
Migration performance improves 10x on web_ui with this CL. Also fixes a heisenbug in the linter code where identical uniqueNames for LintCodes could wind up in objects that compare differently. Bug: https://github.com/dart-lang/sdk/issues/40915 Change-Id: Iddddfd7659f4bc724ddf21ebae41750a0ee51e74 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/138940 Reviewed-by: Konstantin Shcheglov <scheglov@google.com> Commit-Queue: Janice Collins <jcollins@google.com>