[DevTools] Remove SDKModels' fromTarget methods

third_party/WebKit/Source/devtools/front_end/resources/ResourcesPanel.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.ResourcesPanel = class extends UI.PanelWithSidebar {
   constructor() {
     super('resources');
     this.registerRequiredCSS('resources/resourcesPanel.css');
 
     this._resourcesLastSelectedItemSetting = Common.settings.createSetting('resourcesLastSelectedItem', '');
@@ skipping 107 matching lines @@
     else
       this._domStorageView.setStorage(domStorage);
     this.showView(this._domStorageView);
   }
 
   /**
    * @param {!SDK.Target} cookieFrameTarget
    * @param {string} cookieDomain
    */
   showCookies(cookieFrameTarget, cookieDomain) {
-    var model = SDK.CookieModel.fromTarget(cookieFrameTarget);
+    var model = cookieFrameTarget.model(SDK.CookieModel);
+    if (!model)
+      return;
     if (!this._cookieView)
       this._cookieView = new Resources.CookieItemsView(model, cookieDomain);
     else
       this._cookieView.setCookiesDomain(model, cookieDomain);
     this.showView(this._cookieView);
   }
 
   /**
    * @param {string} text
    */
   showEmptyWidget(text) {
     if (!this._emptyWidget)
       this._emptyWidget = new UI.EmptyWidget(text);
     else
       this._emptyWidget.text = text;
     this.showView(this._emptyWidget);
   }
 
   /**
    * @param {!SDK.Target} target
    * @param {string} cookieDomain
    */
   clearCookies(target, cookieDomain) {
-    SDK.CookieModel.fromTarget(target).clear(cookieDomain, () => {
+    var model = target.model(SDK.CookieModel);
+    if (!model)
+      return;
+    model.clear(cookieDomain, () => {
       if (this._cookieView)
         this._cookieView.refreshItems();
     });
   }
 };
 
 /**
  * @implements {Common.Revealer}
  */
 Resources.ResourcesPanel.ResourceRevealer = class {
   /**
    * @override
    * @param {!Object} resource
    * @return {!Promise}
    */
   reveal(resource) {
     if (!(resource instanceof SDK.Resource))
       return Promise.reject(new Error('Internal error: not a resource'));
     var panel = Resources.ResourcesPanel._instance()._sidebar;
     return UI.viewManager.showView('resources').then(panel.showResource.bind(panel, resource));
   }
 };