Cleanup mojo-js tests.

mojo/public/js/tests/sample_service_unittest.js

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 define([
     "gin/test/expect",
     "mojo/public/interfaces/bindings/tests/sample_service.mojom",
     "mojo/public/interfaces/bindings/tests/sample_import.mojom",
     "mojo/public/interfaces/bindings/tests/sample_import2.mojom",
     "mojo/public/js/bindings",
@@ skipping 153 matching lines @@
       expect(foo.extra_bars[i].type).toBe(type);
     }
 
     expect(foo.data.length).toBe(10);
     for (var i = 0; i < foo.data.length; ++i)
       expect(foo.data[i]).toBe(foo.data.length - i);
 
     expect(core.isHandle(foo.source)).toBeTruthy();
   }
 });