Removed polymer & mirror from Observatory

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

Index: runtime/observatory/lib/src/elements/context_ref_wrapper.dart
diff --git a/runtime/observatory/lib/src/elements/context_ref_wrapper.dart b/runtime/observatory/lib/src/elements/context_ref_wrapper.dart
deleted file mode 100644
index 0f47f6fbc79cdc06a8f18122a786ba8c538e2a10..0000000000000000000000000000000000000000
--- a/runtime/observatory/lib/src/elements/context_ref_wrapper.dart
+++ /dev/null
@@ -1,62 +0,0 @@
-// 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.
-
-import 'dart:html';
-
-import 'package:observatory/app.dart';
-import 'package:observatory/service_html.dart' show Context;
-import 'package:observatory/src/elements/context_ref.dart';
-import 'package:observatory/src/elements/helpers/tag.dart';
-import 'package:observatory/src/elements/shims/binding.dart';
-
-@bindable
-class ContextRefElementWrapper extends HtmlElement {
-
-  static const binder = const Binder<ContextRefElementWrapper>(const {
-      'ref': #ref
-    });
-
-  static const tag = const Tag<ContextRefElementWrapper>('context-ref');
-
-  Context _context;
-  Context get ref => _context;
-  void set ref(Context ref) {
-    _context = ref;
-    render();
-  }
-
-  ContextRefElementWrapper.created() : super.created() {
-    binder.registerCallback(this);
-    createShadowRoot();
-    render();
-  }
-
-  @override
-  void attached() {
-    super.attached();
-    render();
-  }
-
-  void render() {
-    shadowRoot.children = [];
-    if (ref == null) return;
-
-    shadowRoot.children = [
-      new StyleElement()
-        ..text = '''
-        context-ref-wrapped > a[href]:hover {
-            text-decoration: underline;
-        }
-        context-ref-wrapped > a[href] {
-            color: #0489c3;
-            text-decoration: none;
-        }
-        context-ref-wrapped .emphasize {
-          font-style: italic;
-        }''',
-      new ContextRefElement(_context.isolate, _context,
-          queue: ObservatoryApplication.app.queue)
-    ];
-  }
-}