[DevTools] Remove SDK.SDKObject

third_party/WebKit/Source/devtools/front_end/resources/ResourcesSection.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.ResourcesSection = class {
   /**
    * @param {!Resources.ResourcesPanel} storagePanel
    * @param {!UI.TreeElement} treeElement
    */
   constructor(storagePanel, treeElement) {
@@ skipping 18 matching lines @@
   }
 
   /**
    * @param {!SDK.ResourceTreeFrame} frame
    * @returns {?SDK.ResourceTreeFrame}
    */
   static _getParentFrame(frame) {
     var parentFrame = frame.parentFrame;
     if (parentFrame)
       return parentFrame;
-    var parentTarget = frame.target().parentTarget();
+    var parentTarget = frame.resourceTreeModel().target().parentTarget();
     if (!parentTarget)
       return null;
     return parentTarget.model(SDK.ResourceTreeModel).mainFrame;
   }
 
   /**
    * @param {!SDK.ResourceTreeFrame} frame
    */
   _frameAdded(frame) {
     var parentFrame = Resources.ResourcesSection._getParentFrame(frame);
@@ skipping 107 matching lines @@
     this._panel.showCategoryView(this.titleAsText());
 
     this.listItemElement.classList.remove('hovered');
     SDK.DOMModel.hideDOMNodeHighlight();
     return false;
   }
 
   set hovered(hovered) {
     if (hovered) {
       this.listItemElement.classList.add('hovered');
-      var domModel = this._frame.target().model(SDK.DOMModel);
-      if (domModel)
-        domModel.highlightFrame(this._frameId);
+      var domModel = this._frame.resourceTreeModel().domModel();
+      domModel.highlightFrame(this._frameId);
     } else {
       this.listItemElement.classList.remove('hovered');
       SDK.DOMModel.hideDOMNodeHighlight();
     }
   }
 
   /**
    * @param {!SDK.Resource} resource
    */
   appendResource(resource) {
@@ skipping 166 matching lines @@
   _sourceView() {
     if (!this._sourceFrame) {
       this._sourceFrame = new SourceFrame.ResourceSourceFrame(this._resource);
       this._sourceFrame.setHighlighterType(this._resource.canonicalMimeType());
     }
     return this._sourceFrame;
   }
 };
 
 Resources.FrameResourceTreeElement._symbol = Symbol('treeElement');