Remove todo and add test progress status.

dart/tests/try/web/incremental_compilation_update_test.dart

 // Copyright (c) 2014, 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.
 
 library trydart.incremental_compilation_update_test;
 
 import 'dart:html' hide
     Element;
 
 import 'dart:async' show
@@ skipping 1284 matching lines @@
 main() {
   // TODO(ahe): Remove next line when new constants are handled correctly.
   [].map(null);
   print('v1');
 }
 """,
             const <String>['v1']),
         const ProgramResult(
             r"""
 main() {
-  // TODO(ahe): Use forEach(print) when closures are computed correctly.

[ahe, 2014/11/28 11:45:19]

Forgot to remove this in 740273003.

-  ['v2'].forEach((e) { print(e); });
+  ['v2'].forEach(print);
 }
 """,
             const <String>['v2']),
     ],
 ];
 
 void main() {
   listener.start();
 
   document.head.append(lineNumberStyle());
 
+  summary = new SpanElement();
+  document.body.append(new HeadingElement.h1()
+      ..appendText("Incremental compiler tests")
+      ..append(summary));
+
   String query = window.location.search;
   int skip = 0;
   if (query != null && query.length > 1) {
     query = query.substring(1);
     String skipParam = Uri.splitQueryString(window.location.search)['skip'];
     if (skipParam != null) {
       skip = int.parse(skipParam);
     }
   }
+  testCount += skip;
 
-  return asyncTest(() => Future.forEach(tests.skip(skip), compileAndRun));
+  return asyncTest(() => Future.forEach(tests.skip(skip), compileAndRun)
+      .then(updateSummary));
 }
 
+SpanElement summary;
+
 int testCount = 1;
 
+void updateSummary(_) {
+  summary.text = " (${testCount - 1}/${tests.length})";
+}
+
 Future compileAndRun(List<ProgramResult> programs) {
+  updateSummary(null);
   var status = new DivElement();
   document.body.append(status);
 
   IFrameElement iframe =
       appendIFrame(
           '/root_dart/tests/try/web/incremental_compilation_update.html',
           document.body)
           ..style.width = '100%'
           ..style.height = '600px';
 
@@ skipping 141 matching lines @@
   position: absolute;
   left: 0px;
   width: 3em;
   text-align: right;
   background-color: lightgoldenrodyellow;
 }
 ''');
   style.type = 'text/css';
   return style;
 }