DevTools: prepare tests for Persistence2.0 release

third_party/WebKit/Source/devtools/front_end/persistence/DefaultMapping.js

 // Copyright 2016 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.
 /**
  * @unrestricted
  */
 Persistence.DefaultMapping = class {
   /**
    * @param {!Workspace.Workspace} workspace
    * @param {!Workspace.FileSystemMapping} fileSystemMapping
@@ skipping 116 matching lines @@
    * @param {!Common.Event} event
    */
   _onFileSystemUISourceCodeRenamed(event) {
     var uiSourceCode = /** @type {!Workspace.UISourceCode} */ (event.data);
     var binding = uiSourceCode[Persistence.DefaultMapping._binding];
     this._unbind(binding.network);
     this._bind(binding.network);
   }
 
   dispose() {
+    for (var binding of this._bindings.valuesArray())
+      this._unbind(binding.network);
     Common.EventTarget.removeEventListeners(this._eventListeners);
   }
 };
 
 Persistence.DefaultMapping._binding = Symbol('DefaultMapping.Binding');