[DevTools] Remove SDKModels' fromTarget methods

third_party/WebKit/Source/devtools/front_end/bindings/StylesSourceMapping.js

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 35 matching lines @@
     this._styleFiles = new Map();
 
     this._eventListeners = [
       this._workspace.addEventListener(Workspace.Workspace.Events.ProjectRemoved, this._projectRemoved, this),
       this._workspace.addEventListener(
           Workspace.Workspace.Events.UISourceCodeAdded, this._uiSourceCodeAddedToWorkspace, this),
       this._workspace.addEventListener(Workspace.Workspace.Events.UISourceCodeRemoved, this._uiSourceCodeRemoved, this),
       this._cssModel.addEventListener(SDK.CSSModel.Events.StyleSheetAdded, this._styleSheetAdded, this),
       this._cssModel.addEventListener(SDK.CSSModel.Events.StyleSheetRemoved, this._styleSheetRemoved, this),
       this._cssModel.addEventListener(SDK.CSSModel.Events.StyleSheetChanged, this._styleSheetChanged, this),
-      SDK.ResourceTreeModel.fromTarget(cssModel.target())
+      cssModel.target()
+          .model(SDK.ResourceTreeModel)
           .addEventListener(SDK.ResourceTreeModel.Events.MainFrameNavigated, this._unbindAllUISourceCodes, this)
     ];
   }
 
   /**
    * @param {!SDK.CSSLocation} rawLocation
    * @return {?Workspace.UILocation}
    */
   rawLocationToUILocation(rawLocation) {
     var header = rawLocation.header();
@@ skipping 290 matching lines @@
 
   dispose() {
     if (this._terminated)
       return;
     this._terminated = true;
     Common.EventTarget.removeEventListeners(this._eventListeners);
   }
 };
 
 Bindings.StyleFile.updateTimeout = 200;