Converted Observatory cpu-profile-table element

runtime/observatory/lib/src/elements/cpu_profile.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 cpu_profile_element;
 
 import 'dart:async';
 import 'dart:html';
 import 'package:observatory/models.dart' as M;
 import 'package:observatory/src/elements/cpu_profile/virtual_tree.dart';
@@ skipping 113 matching lines @@
       CpuProfileVirtualTreeElement tree;
       content.addAll([
         new BRElement(),
         new StackTraceTreeConfigElement(mode: _mode, direction: _direction,
           filter: _filter, queue: _r.queue)
             ..onModeChange.listen((e) {
               _mode = tree.mode = e.element.mode;
             })
             ..onFilterChange.listen((e) {
               _filter = e.element.filter.trim();
-              tree.filter = _filter.isNotEmpty
-                ? (node) { return node.name.contains(_filter); }
-                : null;
+              tree.filters = _filter.isNotEmpty
+                ? [(node) { return node.name.contains(_filter); }]
+                : const [];
             })
             ..onDirectionChange.listen((e) {
               _direction = tree.direction = e.element.direction;
             }),
         new BRElement(),
         tree = new CpuProfileVirtualTreeElement(_isolate, _progress.profile,
             queue: _r.queue)
       ]);
     }
     children = content;
@@ skipping 17 matching lines @@
     await _request(clear: true);
     e.element.disabled = false;
   }
 
   Future _refresh(e) async {
     e.element.disabled = true;
     await _request(forceFetch: true);
     e.element.disabled = false;
   }
 }