ea4302d029
- Adds tests for various types of constructors. - Recognize when a constructor is const and mark the class symbol accordingly. Change-Id: I9ae7fc2837a6821b196f06a267603fd18c3e5075 Issue: https://github.com/dart-lang/sdk/issues/40273 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/208362 Reviewed-by: Anna Gringauze <annagrin@google.com> Commit-Queue: Nicholas Shahan <nshahan@google.com>