Revert of [DevTools] Show icon in top toolbar when Node target is available

third_party/WebKit/Source/devtools/front_end/main/Main.js

Index: third_party/WebKit/Source/devtools/front_end/main/Main.js
diff --git a/third_party/WebKit/Source/devtools/front_end/main/Main.js b/third_party/WebKit/Source/devtools/front_end/main/Main.js
index 22660ca2feab2f568064c53356f8347e40bb0849..576a84000cb50a297f9b98e9b061c7a5373d923c 100644
--- a/third_party/WebKit/Source/devtools/front_end/main/Main.js
+++ b/third_party/WebKit/Source/devtools/front_end/main/Main.js
@@ -728,37 +728,6 @@
   }
 };
 
-/**
- * @implements {UI.ToolbarItem.Provider}
- */
-Main.Main.NodeIndicator = class {
-  constructor() {
-    var element = createElement('div');
-    var shadowRoot = UI.createShadowRootWithCoreStyles(element, 'main/nodeIcon.css');
-    this._element = shadowRoot.createChild('div', 'node-icon');
-    element.addEventListener('click', () => InspectorFrontendHost.openNodeFrontend(), false);
-    this._button = new UI.ToolbarItem(element);
-    this._button.setTitle(Common.UIString('Open dedicated DevTools for Node.js'));
-    SDK.targetManager.addEventListener(SDK.TargetManager.Events.AvailableNodeTargetsChanged, this._update, this);
-    this._button.setVisible(false);
-    this._update();
-  }
-
-  _update() {
-    this._element.classList.toggle('inactive', !SDK.targetManager.availableNodeTargetsCount());
-    if (SDK.targetManager.availableNodeTargetsCount())
-      this._button.setVisible(true);
-  }
-
-  /**
-   * @override
-   * @return {?UI.ToolbarItem}
-   */
-  item() {
-    return this._button;
-  }
-};
-
 Main.NetworkPanelIndicator = class {
   constructor() {
     // TODO: we should not access network from other modules.