Exposing document.createElement

tests/html/safe_dom_test.dart

 library safe_dom_test;
 
 import 'dart:async';
 import 'dart:html';
 import '../../pkg/unittest/lib/unittest.dart';
 import '../../pkg/unittest/lib/html_config.dart';
 
 main() {
   useHtmlConfiguration();
 
@@ skipping 46 matching lines @@
     expect(div.nodes.length, 1);
     expect(div.nodes[0] is SpanElement, isTrue);
   });
 }
 
 DocumentFragment createContextualFragment(String html, [String contextTag]) {
   var doc = document.implementation.createHtmlDocument('');
 
   var contextElement;
   if (contextTag != null) {
-    contextElement = doc.$dom_createElement(contextTag);
+    contextElement = doc.createElement(contextTag);
   } else {
     contextElement = doc.body;
   }
 
   if (Range.supportsCreateContextualFragment) {
     var range = doc.createRange();
     range.selectNode(contextElement);
     return range.createContextualFragment(html);
   } else {
     contextElement.unsafeInnerHtml = html;
@@ skipping 11 matching lines @@
 Future<bool> isSafe() {
   return new Future.delayed(imageLoadDelay).then((_) {
     window.postMessage('check_unsafe', '*');
   }).then((_) {
     return window.onMessage.where(
         (e) => e.data.startsWith('unsafe_check')).first;
   }).then((e) {
     return e.data == 'unsafe_check_passed';
   });
 }