23b73d7ca4
These were flagged as unused by `unreachable_from_main` but they are used by `dart:mirrors`. Change-Id: I3637b4b234f0bf7fe795977cb7ec6a1ca5449810 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/293006 Reviewed-by: Phil Quitslund <pquitslund@google.com> Commit-Queue: Samuel Rawlins <srawlins@google.com>