Converted Observatory nav-notify element

runtime/observatory/lib/src/elements/nav_bar.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 nav_bar_element;
 
-import 'dart:html' hide Notification;
 import 'observatory_element.dart';
 import 'package:observatory/service.dart';
-import 'package:observatory/app.dart' show Notification;
 import 'package:polymer/polymer.dart';
 
 @CustomTag('library-nav-menu')
 class LibraryNavMenuElement extends ObservatoryElement {
   @published Library library;
   @published bool last = false;
 
   LibraryNavMenuElement.created() : super.created();
 }
-
-@CustomTag('nav-notify')
-class NavNotifyElement extends ObservatoryElement {
-  @published ObservableList<Notification> notifications;
-  @published bool notifyOnPause = true;
-
-  NavNotifyElement.created() : super.created();
-}
-
-@CustomTag('nav-notify-event')
-class NavNotifyEventElement extends ObservatoryElement {
-  @published ObservableList<Notification> notifications;
-  @published Notification notification;
-  @published ServiceEvent event;
-  @published bool notifyOnPause = true;
-
-  void closeItem(MouseEvent e, var detail, Element target) {
-    notifications.remove(notification);
-  }
-
-  NavNotifyEventElement.created() : super.created();
-}
-
-@CustomTag('nav-notify-exception')
-class NavNotifyExceptionElement extends ObservatoryElement {
-  @published ObservableList<Notification> notifications;
-  @published Notification notification;
-  @published var exception;
-  @published var stacktrace;
-
-  exceptionChanged() {
-    notifyPropertyChange(#isNetworkError, true, false);
-    notifyPropertyChange(#isUnexpectedError, true, false);
-  }
-
-  @observable get isNetworkError {
-    return (exception is NetworkRpcException);
-  }
-
-  @observable get isUnexpectedError {
-    return (exception is! NetworkRpcException);
-  }
-
-  void closeItem(MouseEvent e, var detail, Element target) {
-    notifications.remove(notification);
-  }
-
-  NavNotifyExceptionElement.created() : super.created();
-}