0c3503dde7
This also simplifies the logic of determining whether a possible producer is already being proposed as a quick fix for an enable lint rule. Fixes testing analysis_server with: `dart --enable-asserts pkg/analysis_server/test/test_all.dart`. Otherwise a functional no-op. Change-Id: I623101b1c4c732f631a0b74c488cc8853afd282e Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/346622 Reviewed-by: Konstantin Shcheglov <scheglov@google.com> Commit-Queue: Samuel Rawlins <srawlins@google.com> Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>