dart2js: run dartfmt on tests

tests/compiler/dart2js_extra/17645_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.
 
 import "package:expect/expect.dart";
 
 //  Regression test for issue 17645.
 get never => new DateTime.now().millisecondsSinceEpoch == 0;
 
 class A {
   var foo;
   A(this.foo);
 }
 
 var log = [];
 
-test1(a, xs) {  // Called with a = [null|exact=A]
+test1(a, xs) {
+  // Called with a = [null|exact=A]
   log.clear();
   for (var x in xs) {
     if (a != null) {
-      log.add('${a.foo}.$x');  // a.foo must not be hoisted
+      log.add('${a.foo}.$x'); // a.foo must not be hoisted
     }
   }
   return '$log';
 }
 
-test2(a, xs) {  // Called with a = [exact=A]
+test2(a, xs) {
+  // Called with a = [exact=A]
   log.clear();
   for (var x in xs) {
     if (a != null) {
-      log.add('${a.foo}.$x');  // a.foo may be hoisted
+      log.add('${a.foo}.$x'); // a.foo may be hoisted
     }
   }
   return '$log';
 }
 
-test3(a, xs) {  // Called with a = [null|exact=A]
+test3(a, xs) {
+  // Called with a = [null|exact=A]
   log.clear();
   for (var x in xs) {
     if (a is A) {
-      log.add('${a.foo}.$x');  // a.foo must not be hoisted
+      log.add('${a.foo}.$x'); // a.foo must not be hoisted
     }
   }
   return '$log';
 }
 
-test4(a, xs) {  // Called with a = [exact=A]
+test4(a, xs) {
+  // Called with a = [exact=A]
   log.clear();
   for (var x in xs) {
     if (a is A) {
-      log.add('${a.foo}.$x');  // a.foo may be hoisted
+      log.add('${a.foo}.$x'); // a.foo may be hoisted
     }
   }
   return '$log';
 }
 
-
 main() {
   var a1 = new A('a1');
   var a2 = new A('a2');
 
   Expect.equals('[a1.11]', test1(a1, [11]));
   Expect.equals('[]', test1(null, [11]));
 
   Expect.equals('[a1.22]', test2(a1, [22]));
   Expect.equals('[a2.22]', test2(a2, [22]));
 
-
   Expect.equals('[a1.33]', test3(a1, [33]));
   Expect.equals('[]', test3(null, [2]));
 
   Expect.equals('[a1.44]', test4(a1, [44]));
   Expect.equals('[a2.44]', test4(a2, [44]));
 }