Format all files under tools and utils directory.

tools/dom/docs/test/docs_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.
 
 library docs_test;
 
 import 'dart:io';
 
 import 'package:unittest/unittest.dart';
 import 'package:path/path.dart' as path;
@@ skipping 22 matching lines @@
       // We should find a json file where we expect it.
       expect(oldJson.existsSync(), isTrue);
 
       // Save the last modified time to check it at the end.
       var oldJsonModified = oldJson.lastModifiedSync();
 
       // There should be no test file yet.
       if (testJson.existsSync()) testJson.deleteSync();
       assert(!testJson.existsSync());
 
-      expect(convert(lib_uri, testJsonPath)
-          .then((bool anyErrors) {
-        expect(anyErrors, isFalse);
+      expect(
+          convert(lib_uri, testJsonPath).then((bool anyErrors) {
+            expect(anyErrors, isFalse);
 
-        // We should have a file now.
-        expect(testJson.existsSync(), isTrue);
+            // We should have a file now.
+            expect(testJson.existsSync(), isTrue);
 
-        // Ensure that there's nothing different between the new JSON and old.
-        expect(testJson.readAsStringSync(), equals(oldJson.readAsStringSync()));
+            // Ensure that there's nothing different between the new JSON and old.
+            expect(testJson.readAsStringSync(),
+                equals(oldJson.readAsStringSync()));
 
-        // Ensure that the old JSON file didn't actually change.
-        expect(oldJsonModified, equals(oldJson.lastModifiedSync()));
-      }), completes);
+            // Ensure that the old JSON file didn't actually change.
+            expect(oldJsonModified, equals(oldJson.lastModifiedSync()));
+          }),
+          completes);
     });
   });
 }