a322a97fac
Define debugger runtime API so the debugger can display objects without knowing DDC implementation details. - Add new DDC debugger runtime API in `debugger.dart` - Add helpers for getting some type information in new and old type systems - Add tests Closes: https://github.com/dart-lang/sdk/issues/52773 Change-Id: I8efa4cacebb0d73ef58b5360979089cba2039379 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/311154 Reviewed-by: Nicholas Shahan <nshahan@google.com> Reviewed-by: Sigmund Cherem <sigmund@google.com> Reviewed-by: Mark Zhou <markzipan@google.com> Reviewed-by: Stephen Adams <sra@google.com> Commit-Queue: Anna Gringauze <annagrin@google.com>