Add default location for ie11

tools/testing/dart/utils.dart

 // Copyright (c) 2013, 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 utils;
 
 import 'dart:io';
 import 'dart:math' show min;
 import 'dart:convert';
 
@@ skipping 195 matching lines @@
           'linux': 'client/tests/dartium/chrome'
         },
         'safari': const {
           'macos': '/Applications/Safari.app/Contents/MacOS/Safari'
         },
         'ie9': const {
           'windows': 'C:\\Program Files\\Internet Explorer\\iexplore.exe'
         },
         'ie10': const {
           'windows': 'C:\\Program Files\\Internet Explorer\\iexplore.exe'
+        }, 
+        'ie11': const {
+          'windows': 'C:\\Program Files\\Internet Explorer\\iexplore.exe'
         }};
     browserLocations['ff'] = browserLocations['firefox'];
 
     assert(browserLocations[browserName] != null);
     location = browserLocations[browserName][Platform.operatingSystem];
     if (location != null) {
       return location;
     } else {
       throw '$browserName not supported on ${Platform.operatingSystem}';
     }
@@ skipping 64 matching lines @@
 
 class UniqueObject {
   static int _nextId = 1;
   final int _hashCode;
 
   int get hashCode => _hashCode;
   operator==(other) => other is UniqueObject && _hashCode == other._hashCode;
 
   UniqueObject() : _hashCode = ++_nextId;
 }