Removed Polymer from Observatory deps

packages/polymer/test/register_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.
-
-import 'dart:html';
-import 'package:polymer/polymer.dart';
-import 'package:unittest/unittest.dart';
-import 'package:unittest/html_config.dart';
-
-@CustomTag('x-html')
-class XHtmlElement extends PolymerElement {
-  XHtmlElement.created() : super.created();
-}
-
-@CustomTag('x-html-two')
-class XHtml2Element extends XHtmlElement {
-  XHtml2Element.created() : super.created();
-}
-
-@CustomTag('x-div')
-class XDivElement extends DivElement with Polymer, Observable {
-  XDivElement.created() : super.created() {
-    polymerCreated();
-  }
-}
-
-@CustomTag('x-div-two')
-class XDiv2Element extends XDivElement {
-  XDiv2Element.created() : super.created();
-}
-
-/// Dart-specific test:
-/// This element is registered from code without an associated polymer-element.
-class XPolymerElement extends PolymerElement {
-  XPolymerElement.created() : super.created();
-}
-
-/// Dart-specific test:
-/// This element is registered from code without an associated polymer-element.
-class XButtonElement extends ButtonElement with Polymer, Observable {
-  XButtonElement.created() : super.created() {
-    polymerCreated();
-  }
-}
-
-main() => initPolymer().then((zone) => zone.run(() {
-  useHtmlConfiguration();
-
-  setUp(() => Polymer.onReady);
-
-  test('elements upgraded', () {
-    expect(querySelector('x-html') is XHtmlElement, isTrue);
-    expect(querySelector('x-html-two') is XHtml2Element, isTrue);
-    expect(querySelector('#x-div') is XDivElement, isTrue);
-    expect(querySelector('#x-div-two') is XDiv2Element, isTrue);
-  });
-
-  group('register without polymer-element', () {
-    test('custom element', () {
-      Polymer.registerSync('x-polymer', XPolymerElement,
-          template: new Element.html('<template>FOOBAR'));
-
-      expect(document.createElement('x-polymer') is XPolymerElement, isTrue,
-          reason: 'should have been registered');
-
-      var e = document.querySelector('x-polymer');
-      expect(e is XPolymerElement, isTrue,
-          reason: 'elements on page should be upgraded');
-      expect(e.shadowRoot, isNotNull,
-          reason: 'shadowRoot was created from template');
-      expect(e.shadowRoot.nodes[0].text, 'FOOBAR');
-    });
-
-    test('type extension', () {
-      Polymer.registerSync('x-button', XButtonElement, extendsTag: 'button');
-
-      expect(document.createElement('button', 'x-button') is XButtonElement,
-          isTrue, reason: 'should have been registered');
-      expect(document.querySelector('[is=x-button]') is XButtonElement, isTrue,
-          reason: 'elements on page should be upgraded');
-    });
-  });
-}));