[DevTools] Introduce a sidebar with a drop-down

third_party/WebKit/Source/devtools/front_end/resources/ApplicationPanelSidebarWithFramesSelector.js

+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+Resources.ApplicationPanelSidebarWithFramesSelector = class extends UI.VBox {

[dgozman, 2017/03/24 17:06:54]

Let's come up with a shorter name please.

[eostroukhov, 2017/04/04 23:47:17]

Done.

+  constructor() {
+    super();
+
+    var frameSelector = new Resources.FrameSelector();
+    this.contentElement.appendChild(frameSelector.element);
+
+    frameSelector.selectRootFrame();
+  }
+
+  /**
+   * @param {!SDK.Resource} resource
+   * @param {number=} line
+   * @param {number=} column
+   * @return {boolean}
+   */
+  showResource(resource, line, column) {
+    // TODO (eostroukhov) Waiting till the resource tree is ported.
+    return true;
+  }
+};