Yes. You need to add a @MirrorsUsed annotation in your main.dart file. See https://github.com/jbdeboer/angular-dart-js-size/blob/master... for our current best practices.
You should get ~173KB gzipped, minified dart2js output.
Re:Angular Announces AngularDart
by Max_Horstmann on Tuesday November 05, 2013 @06:06PM
(#6679146)
Beautiful. Thanks!
pubspec.yaml:
name: test1 dependencies: browser: any angular: git: https://github.com/angular/angular.dart.git
test1.dart:
import 'package:angular/angular.dart'; main() => ngBootstrap();
dart2js launch => builds test1.dart.js, about 5MB, 142,749 loc.