Roll Observatory deps (charted -> ^0.3.0)

packages/smoke/test/codegen/generator_test.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library smoke.test.codegen.generator_test;
 
 import 'package:smoke/codegen/generator.dart';
-import 'package:unittest/unittest.dart';
+import 'package:test/test.dart';
 
 import 'common.dart' show checkResults;
 
 main() {
   test('getters', () {
     var generator = new SmokeCodeGenerator();
     generator.addGetter('i');
     checkResults(generator,
         initCall: 'useGeneratedCode(new StaticConfiguration(\n'
         '    checkedMode: false,\n'
@@ skipping 195 matching lines @@
         '      smoke_0.A: {\n'
         '        #foo: const Declaration(#foo, int, isFinal: true),\n'
         '      },\n'
         '    },\n'
         '    names: {\n'
         '      #c: r\'c\',\n'
         '      #d: r\'d\',\n'
         '    }));\n');
   });
 }