DevTools: move UI components to target observers in preparation to early UI initialization.

Source/devtools/front_end/main/AdvancedApp.js

 // Copyright 2014 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.
 
 /**
  * @constructor
  * @extends {WebInspector.App}
  */
 WebInspector.AdvancedApp = function()
 {
@@ skipping 152 matching lines @@
  */
 WebInspector.Toolbox = function()
 {
     if (!window.opener)
         return;
 
     WebInspector.zoomManager = window.opener.WebInspector.zoomManager;
     WebInspector.overridesSupport = window.opener.WebInspector.overridesSupport;
     WebInspector.settings = window.opener.WebInspector.settings;
     WebInspector.experimentsSettings = window.opener.WebInspector.experimentsSettings;
-    WebInspector.cssModel = window.opener.WebInspector.cssModel;
-    WebInspector.domModel = window.opener.WebInspector.domModel;
+    WebInspector.targetManager = window.opener.WebInspector.targetManager;
     WebInspector.workspace = window.opener.WebInspector.workspace;
-    WebInspector.resourceTreeModel = window.opener.WebInspector.resourceTreeModel;
     WebInspector.Revealer = window.opener.WebInspector.Revealer;
     WebInspector.ContextMenu = window.opener.WebInspector.ContextMenu;
     WebInspector.installPortStyles();
 
     var advancedApp = /** @type {!WebInspector.AdvancedApp} */ (window.opener.WebInspector.app);
     var rootView = new WebInspector.RootView();
     this._inspectedPagePlaceholder = new WebInspector.InspectedPagePlaceholder();
     this._inspectedPagePlaceholder.addEventListener(WebInspector.InspectedPagePlaceholder.Events.Update, advancedApp._onSetInspectedPageBounds.bind(advancedApp, true));
     this._responsiveDesignView = new WebInspector.ResponsiveDesignView(this._inspectedPagePlaceholder);
     this._responsiveDesignView.show(rootView.element);
     rootView.attachToBody();
     advancedApp._toolboxLoaded(this);
 }