dart2js: run dartfmt on tests

tests/compiler/dart2js/dart2js_batch2_test.dart

Index: tests/compiler/dart2js/dart2js_batch2_test.dart
diff --git a/tests/compiler/dart2js/dart2js_batch2_test.dart b/tests/compiler/dart2js/dart2js_batch2_test.dart
index 2bd2495947c5780ac99aadb0d7af262e08923607..9aeec1d52cae2a4e3d150c972abe6197c56c28bc 100644
--- a/tests/compiler/dart2js/dart2js_batch2_test.dart
+++ b/tests/compiler/dart2js/dart2js_batch2_test.dart
@@ -14,8 +14,8 @@ var tmpDir;
 
 copyDirectory(Directory sourceDir, Directory destinationDir) {
   sourceDir.listSync().forEach((FileSystemEntity element) {
-    String newPath = path.join(destinationDir.path,
-                               path.basename(element.path));
+    String newPath =
+        path.join(destinationDir.path, path.basename(element.path));
     if (element is File) {
       element.copySync(newPath);
     } else if (element is Directory) {
@@ -51,9 +51,8 @@ void cleanUp() {
 
 Future launchDart2Js(_) {
   String ext = Platform.isWindows ? '.bat' : '';
-  String command =
-      path.normalize(path.join(path.fromUri(Platform.script),
-                    '../../../../sdk/bin/dart2js${ext}'));
+  String command = path.normalize(path.join(
+      path.fromUri(Platform.script), '../../../../sdk/bin/dart2js${ext}'));
   print("Running '$command --batch' from '${tmpDir}'.");
   return Process.start(command, ['--batch'], workingDirectory: tmpDir.path);
 }
@@ -66,21 +65,17 @@ Future runTests(Process process) {
   process.stdin.close();
   Future<String> output = process.stdout.transform(UTF8.decoder).join();
   Future<String> errorOut = process.stderr.transform(UTF8.decoder).join();
-  return Future.wait([output, errorOut])
-        .then((result) {
-      String stdoutOutput = result[0];
-      String stderrOutput = result[1];
+  return Future.wait([output, errorOut]).then((result) {
+    String stdoutOutput = result[0];
+    String stderrOutput = result[1];
 
-      Expect.isFalse(stdoutOutput.contains("crashed"));
-    });
+    Expect.isFalse(stdoutOutput.contains("crashed"));
+  });
 }
 
 void main() {
   var tmpDir;
   asyncTest(() {
-    return setup()
-        .then(launchDart2Js)
-        .then(runTests)
-        .whenComplete(cleanUp);
+    return setup().then(launchDart2Js).then(runTests).whenComplete(cleanUp);
   });
 }