98a3605562
When assertions appear in a debugger expression they now have a synthetic source location available. This also allows for the lookup of the actual source. Issue: https://github.com/dart-lang/sdk/issues/43986 Fixes: https://github.com/dart-lang/sdk/issues/54956 Change-Id: I34ae5f810593b40282929d02cb290de86603922f Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/356287 Reviewed-by: Sigmund Cherem <sigmund@google.com> Commit-Queue: Nicholas Shahan <nshahan@google.com>