Revert run large html tests individually.

tests/html/node_test.dart

Index: tests/html/node_test.dart
===================================================================
--- tests/html/node_test.dart	(revision 14666)
+++ tests/html/node_test.dart	(working copy)
@@ -4,7 +4,7 @@
 
 library NodeTest;
 import '../../pkg/unittest/lib/unittest.dart';
-import '../../pkg/unittest/lib/html_individual_config.dart';
+import '../../pkg/unittest/lib/html_config.dart';
 import 'dart:html';
 
 Node makeNode() => new Element.tag('div');
@@ -12,7 +12,7 @@
   new Element.html("<div>Foo<br/><!--baz--></div>");
 
 main() {
-  useHtmlIndividualConfiguration();
+  useHtmlConfiguration();
 
   var isText = predicate((x) => x is Text, 'is a Text');
   var isComment = predicate((x) => x is Comment, 'is a Comment');