[Devtools] Template fromTarget() function calls to model

third_party/WebKit/Source/devtools/front_end/resources/DOMStorageModel.js

 /*
  * Copyright (C) 2008 Nokia Inc.  All rights reserved.
  * Copyright (C) 2013 Samsung Electronics. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 103 matching lines @@
     /** @type {!Object.<string, !Resources.DOMStorage>} */
     this._storages = {};
     this._agent = target.domstorageAgent();
   }
 
   /**
    * @param {!SDK.Target} target
    * @return {!Resources.DOMStorageModel}
    */
   static fromTarget(target) {
-    var model = /** @type {?Resources.DOMStorageModel} */ (target.model(Resources.DOMStorageModel));
+    var model = target.model(Resources.DOMStorageModel);
     if (!model)
       model = new Resources.DOMStorageModel(target, SDK.SecurityOriginManager.fromTarget(target));
 
     return model;
   }
 
   enable() {
     if (this._enabled)
       return;
 
@@ skipping 201 matching lines @@
    * @param {string} key
    * @param {string} oldValue
    * @param {string} value
    */
   domStorageItemUpdated(storageId, key, oldValue, value) {
     this._model._domStorageItemUpdated(storageId, key, oldValue, value);
   }
 };
 
 Resources.DOMStorageModel._symbol = Symbol('DomStorage');