Fixing type of ApplicationCache.onProgress.

sdk/lib/html/dart2js/html_dart2js.dart

 /// The Dart HTML library.
 library dart.dom.html;
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:_collection-dev' hide Symbol;
 import 'dart:html_common';
 import 'dart:indexed_db';
 import 'dart:isolate';
 import 'dart:json' as json;
@@ skipping 231 matching lines @@
   @DomName('DOMApplicationCache.noupdateEvent')
   @DocsEditable
   static const EventStreamProvider<Event> noUpdateEvent = const EventStreamProvider<Event>('noupdate');
 
   @DomName('DOMApplicationCache.obsoleteEvent')
   @DocsEditable
   static const EventStreamProvider<Event> obsoleteEvent = const EventStreamProvider<Event>('obsolete');
 
   @DomName('DOMApplicationCache.progressEvent')
   @DocsEditable
-  static const EventStreamProvider<Event> progressEvent = const EventStreamProvider<Event>('progress');
+  static const EventStreamProvider<ProgressEvent> progressEvent = const EventStreamProvider<ProgressEvent>('progress');
 
   @DomName('DOMApplicationCache.updatereadyEvent')
   @DocsEditable
   static const EventStreamProvider<Event> updateReadyEvent = const EventStreamProvider<Event>('updateready');
 
   /// Checks if this type is supported on the current platform.
   static bool get supported => JS('bool', '!!(window.applicationCache)');
 
   @DomName('DOMApplicationCache.CHECKING')
   @DocsEditable
@@ skipping 68 matching lines @@
   @DomName('DOMApplicationCache.onnoupdate')
   @DocsEditable
   Stream<Event> get onNoUpdate => noUpdateEvent.forTarget(this);
 
   @DomName('DOMApplicationCache.onobsolete')
   @DocsEditable
   Stream<Event> get onObsolete => obsoleteEvent.forTarget(this);
 
   @DomName('DOMApplicationCache.onprogress')
   @DocsEditable
-  Stream<Event> get onProgress => progressEvent.forTarget(this);
+  Stream<ProgressEvent> get onProgress => progressEvent.forTarget(this);
 
   @DomName('DOMApplicationCache.onupdateready')
   @DocsEditable
   Stream<Event> get onUpdateReady => updateReadyEvent.forTarget(this);
 }
 // Copyright (c) 2012, 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.
 
 
@@ skipping 28964 matching lines @@
       _position = nextPosition;
       return true;
     }
     _current = null;
     _position = _array.length;
     return false;
   }
 
   T get current => _current;
 }