Converted Observatory script-inset & source-inset elements

runtime/observatory/lib/src/elements/source_link_wrapper.dart

 // Copyright (c) 2016, 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.
 
 import 'dart:html';
 import 'dart:async';
 
 import 'package:observatory/app.dart';
 import 'package:observatory/repositories.dart' show ScriptRepository;
 import 'package:observatory/service_html.dart' show SourceLocation;
@@ skipping 27 matching lines @@
     super.attached();
     render();
   }
 
   Future render() async {
     shadowRoot.children = [];
     if (_location == null) {
       return;
     }
 
-    ScriptRepository repository = new ScriptRepository(_location.isolate);
-
     shadowRoot.children = [
       new StyleElement()
         ..text = '''
         source-link-wrapped > a[href]:hover {
             text-decoration: underline;
         }
         source-link-wrapped > a[href] {
             color: #0489c3;
             text-decoration: none;
         }''',
-      new SourceLinkElement(_location.isolate, _location, repository,
+      new SourceLinkElement(_location.isolate, _location,
+                            new ScriptRepository(),
                             queue: ObservatoryApplication.app.queue)
     ];
   }
 }