[DevTools] Clear local storage

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 70 matching lines @@
   setItem(key, value) {
     this._model._agent.setDOMStorageItem(this.id, key, value);
   }
 
   /**
    * @param {string} key
    */
   removeItem(key) {
     this._model._agent.removeDOMStorageItem(this.id, key);
   }
+
+  clear() {

[pfeldman, 2017/01/13 18:51:25]

When clearing the model, it should dispatch events so that views could clear
themselves.

[eostroukhov, 2017/01/19 00:42:10]

Done.

+    if (this.isLocalStorage)
+      this._model._storageAgent.clearDataForOrigin(this._securityOrigin, 'local_storage');
+  }
 };
 
 
 /** @enum {symbol} */
 Resources.DOMStorage.Events = {
   DOMStorageItemsCleared: Symbol('DOMStorageItemsCleared'),
   DOMStorageItemRemoved: Symbol('DOMStorageItemRemoved'),
   DOMStorageItemAdded: Symbol('DOMStorageItemAdded'),
   DOMStorageItemUpdated: Symbol('DOMStorageItemUpdated')
 };
 
 /**
  * @unrestricted
  */
 Resources.DOMStorageModel = class extends SDK.SDKModel {
   /**
    * @param {!SDK.Target} target
    * @param {!SDK.SecurityOriginManager} securityOriginManager
    */
   constructor(target, securityOriginManager) {
     super(Resources.DOMStorageModel, target);
 
     this._securityOriginManager = securityOriginManager;
     /** @type {!Object.<string, !Resources.DOMStorage>} */
     this._storages = {};
     this._agent = target.domstorageAgent();
+    this._storageAgent = target.storageAgent();
   }
 
   /**
    * @param {!SDK.Target} target
    * @return {!Resources.DOMStorageModel}
    */
   static fromTarget(target) {
     var model = target.model(Resources.DOMStorageModel);
     if (!model)
       model = new Resources.DOMStorageModel(target, SDK.SecurityOriginManager.fromTarget(target));
@@ skipping 209 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');