Format all tests.

tests/lib/convert/encoding_test.dart

 // Copyright (c) 2013, 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.
 
 import "package:expect/expect.dart";
 import 'dart:async';
 import 'dart:convert';
 import 'unicode_tests.dart';
 import "package:async_helper/async_helper.dart";
 
@@ skipping 11 matching lines @@
       if (i < bytes.length) {
         nextChunk.add(bytes[i]);
         i++;
       }
     }
     controller.add(nextChunk);
   }
   controller.close();
 }
 
-
 main() {
   for (var test in UNICODE_TESTS) {
     var bytes = test[0];
     var expected = test[1];
     runTest(bytes, expected);
   }
 }