unittest step2: bye bye to multiple entrypoints for unittest

lib/unittest/html_print.dart

 // Copyright (c) 2011, 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.
 
+/** This file is sourced by both dom_config.dart and html_config.dart. */
 
 /** Creates a table showing tests results in HTML. */
 void _showResultsInPage(int testsPassed, int testsFailed, int testsErrors,
     List<TestCase> results, isLayoutTest) {
   if (isLayoutTest && (testsPassed == results.length)) {
     document.body.innerHTML = "PASS";
   } else {
     var newBody = new StringBuffer();
     newBody.add("<table class='unittest-table'><tbody>");
     newBody.add(testsPassed == results.length
@@ skipping 46 matching lines @@
 
   return html;
 }
 
 //TODO(pquitslund): Move to a common lib
 String _htmlEscape(String string) {
   return string.replaceAll('&', '&amp;')
                .replaceAll('<','&lt;')
                .replaceAll('>','&gt;');
 }