Delete polymer from the Dart repo

pkg/polymer/test/event_path_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 polymer.test.web.event_path_test;
-
-import 'dart:html';
-import 'package:polymer/polymer.dart';
-import 'package:unittest/html_config.dart';
-import 'package:unittest/unittest.dart';
-
-class XSelector extends PolymerElement {
-  XSelector.created() : super.created();
-}
-
-class XOverlay extends PolymerElement {
-  XOverlay.created() : super.created();
-}
-
-class XMenu extends PolymerElement {
-  XMenu.created() : super.created();
-}
-
-class XMenuButton extends PolymerElement {
-  XMenuButton.created() : super.created();
-}
-
-main() => initPolymer().run(() {
-  useHtmlConfiguration();
-
-  // TODO(sigmund): use @CustomTag instead of Polymer.regsiter. A bug is making
-  // this code sensitive to the order in which we register elements (e.g. if
-  // x-menu is registered before x-selector). See dartbug.com/17926.
-  Polymer.register('x-selector', XSelector);
-  Polymer.register('x-overlay', XOverlay);
-  Polymer.register('x-menu', XMenu);
-  Polymer.register('x-menu-button', XMenuButton);
-
-  setUp(() => Polymer.onReady);
-
-  test('bubbling in the right order', () {
-    var item1 = querySelector('#item1');
-    var menuButton = querySelector('#menuButton');
-    // Note: polymer uses automatic node finding (menuButton.$.menu)
-    // also note that their node finding code also reachs into the ids
-    // from the parent shadow (menu.$.selectorContent instead of
-    // menu.$.menuShadow.$.selectorContent)
-    var menu = menuButton.shadowRoot.querySelector('#menu');
-    var overlay = menuButton.shadowRoot.querySelector('#overlay');
-    var expectedPath = <Node>[
-        item1,
-        menuButton.shadowRoot.querySelector('#menuButtonContent'),
-        menu.shadowRoot.olderShadowRoot.querySelector('#selectorContent'),
-        menu.shadowRoot.olderShadowRoot.querySelector('#selectorDiv'),
-        menu.shadowRoot.olderShadowRoot,
-        menu.shadowRoot.querySelector('#menuShadow'),
-        menu.shadowRoot.querySelector('#menuDiv'),
-        menu.shadowRoot,
-        menu,
-        menuButton.shadowRoot.querySelector('#menuButtonDiv'),
-        // TODO(sigmund): this test is currently broken because currently
-        // registerElement is sensitive to the order in which each custom
-        // element is registered. When fixed, we should be able to add the
-        // following three targets:
-        //   overlay.shadowRoot.query('#overlayContent'),
-        //   overlay.shadowRoot,
-        //   overlay,
-        menuButton.shadowRoot,
-        menuButton
-    ];
-    var x = 0;
-    for (int i = 0; i < expectedPath.length; i++) {
-      var node = expectedPath[i];
-      expect(node, isNotNull, reason: "Should not be null at $i");
-      node.on['x'].listen(expectAsync((e) {
-        expect(e.currentTarget, node);
-        expect(x++, i);
-      }));
-    }
-
-    item1.dispatchEvent(new Event('x', canBubble: true));
-  });
-});