[DevTools] Clear session 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 132 matching lines @@
 
     this._enabled = true;
   }
 
   /**
    * @param {string} origin
    */
   clearForOrigin(origin) {
     if (!this._enabled)
       return;
+    for (var isLocal of [true, false]) {
+      var key = this._storageKey(origin, isLocal);
+      var storage = this._storages[key];
+      console.assert(storage);

[caseq, 2017/03/13 20:56:50]

let's drop this, NPE that would happen on next line would be as good as assert
:-)

[eostroukhov, 2017/03/13 21:33:45]

Done.

+      storage.clear();
+    }
     this._removeOrigin(origin);
     this._addOrigin(origin);
   }
 
   /**
    * @param {!Common.Event} event
    */
   _securityOriginAdded(event) {
     this._addOrigin(/** @type {string} */ (event.data));
   }
 
   /**
    * @param {string} securityOrigin
    */
   _addOrigin(securityOrigin) {
-    var localStorageKey = this._storageKey(securityOrigin, true);
-    console.assert(!this._storages[localStorageKey]);
-    var localStorage = new Resources.DOMStorage(this, securityOrigin, true);
-    this._storages[localStorageKey] = localStorage;
-    this.dispatchEventToListeners(Resources.DOMStorageModel.Events.DOMStorageAdded, localStorage);
-
-    var sessionStorageKey = this._storageKey(securityOrigin, false);
-    console.assert(!this._storages[sessionStorageKey]);
-    var sessionStorage = new Resources.DOMStorage(this, securityOrigin, false);
-    this._storages[sessionStorageKey] = sessionStorage;
-    this.dispatchEventToListeners(Resources.DOMStorageModel.Events.DOMStorageAdded, sessionStorage);
+    for (var isLocal of [true, false]) {
+      var key = this._storageKey(securityOrigin, isLocal);
+      console.assert(!this._storages[key]);
+      var storage = new Resources.DOMStorage(this, securityOrigin, isLocal);
+      this._storages[key] = storage;
+      this.dispatchEventToListeners(Resources.DOMStorageModel.Events.DOMStorageAdded, storage);
+    }
   }
 
   /**
    * @param {!Common.Event} event
    */
   _securityOriginRemoved(event) {
     this._removeOrigin(/** @type {string} */ (event.data));
   }
 
   /**
    * @param {string} securityOrigin
    */
   _removeOrigin(securityOrigin) {
-    var localStorageKey = this._storageKey(securityOrigin, true);
-    var localStorage = this._storages[localStorageKey];
-    console.assert(localStorage);
-    delete this._storages[localStorageKey];
-    this.dispatchEventToListeners(Resources.DOMStorageModel.Events.DOMStorageRemoved, localStorage);
-
-    var sessionStorageKey = this._storageKey(securityOrigin, false);
-    var sessionStorage = this._storages[sessionStorageKey];
-    console.assert(sessionStorage);
-    delete this._storages[sessionStorageKey];
-    this.dispatchEventToListeners(Resources.DOMStorageModel.Events.DOMStorageRemoved, sessionStorage);
+    for (var isLocal of [true, false]) {
+      var key = this._storageKey(securityOrigin, isLocal);
+      var storage = this._storages[key];
+      console.assert(storage);
+      delete this._storages[key];
+      this.dispatchEventToListeners(Resources.DOMStorageModel.Events.DOMStorageRemoved, storage);
+    }
   }
 
   /**
    * @param {string} securityOrigin
    * @param {boolean} isLocalStorage
    * @return {string}
    */
   _storageKey(securityOrigin, isLocalStorage) {
     return JSON.stringify(Resources.DOMStorage.storageId(securityOrigin, isLocalStorage));
   }
@@ skipping 124 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');