Fixing some of the tests disabled from the chrome IDL roll.

tools/dom/src/shared_FactoryProviders.dart

-// Copyright (c) 2012, 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.
-
-part of html;
-
-class _CssStyleDeclarationFactoryProvider {
-  static CssStyleDeclaration createCssStyleDeclaration_css(String css) {
-    final style = new Element.tag('div').style;
-    style.cssText = css;
-    return style;
-  }
-
-  static CssStyleDeclaration createCssStyleDeclaration() {
-    return new CssStyleDeclaration.css('');
-  }
-}
-
-class _DocumentFragmentFactoryProvider {
-  @DomName('Document.createDocumentFragment')
-  static DocumentFragment createDocumentFragment() =>
-      document.createDocumentFragment();
-
-  static DocumentFragment createDocumentFragment_html(String html) {
-    final fragment = new DocumentFragment();
-    fragment.innerHtml = html;
-    return fragment;
-  }
-
-  // TODO(nweiz): enable this when XML is ported.
-  // factory DocumentFragment.xml(String xml) {
-  //   final fragment = new DocumentFragment();
-  //   final e = new XMLElement.tag("xml");
-  //   e.innerHtml = xml;
-  //
-  //   // Copy list first since we don't want liveness during iteration.
-  //   final List nodes = new List.from(e.nodes);
-  //   fragment.nodes.addAll(nodes);
-  //   return fragment;
-  // }
-
-  static DocumentFragment createDocumentFragment_svg(String svgContent) {
-    final fragment = new DocumentFragment();
-    final e = new svg.SvgSvgElement();
-    e.innerHtml = svgContent;
-
-    // Copy list first since we don't want liveness during iteration.
-    final List nodes = new List.from(e.nodes);
-    fragment.nodes.addAll(nodes);
-    return fragment;
-  }
-}