e9cdaae4c6
- Use JSAny for values returned by the devtoolsFormatter. - Makes deliberate wherever we *have* to make unsafe casts from Dart objects to a JS value - Removes use of package:js (except to test a package:js class for formatting) and dart:js_util - Cleans up implicit dynamic in favor of Object/Object? and void - References dart:_debugger types to make it more clear what types we're using Change-Id: I1b388501a65984bfc92c298dbce9181951040c4b Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/389588 Commit-Queue: Srujan Gaddam <srujzs@google.com> Reviewed-by: Nicholas Shahan <nshahan@google.com>