DevTools: move FileSystemMapping under persistence/ module

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.
 /**
+ * @implements {Persistence.MappingSystem}
  * @unrestricted
  */
 Persistence.DefaultMapping = class {
   /**
    * @param {!Workspace.Workspace} workspace
-   * @param {!Workspace.FileSystemMapping} fileSystemMapping
+   * @param {!Persistence.FileSystemMapping} fileSystemMapping
    * @param {function(!Persistence.PersistenceBinding)} onBindingCreated
    * @param {function(!Persistence.PersistenceBinding)} onBindingRemoved
    */
   constructor(workspace, fileSystemMapping, onBindingCreated, onBindingRemoved) {
     this._workspace = workspace;
     this._fileSystemMapping = fileSystemMapping;
     /** @type {!Set<!Persistence.PersistenceBinding>} */
     this._bindings = new Set();
     this._onBindingCreated = onBindingCreated;
     this._onBindingRemoved = onBindingRemoved;
 
     this._eventListeners = [
       workspace.addEventListener(Workspace.Workspace.Events.UISourceCodeAdded, this._onUISourceCodeAdded, this),
       workspace.addEventListener(Workspace.Workspace.Events.UISourceCodeRemoved, this._onUISourceCodeRemoved, this),
       workspace.addEventListener(Workspace.Workspace.Events.ProjectRemoved, this._onProjectRemoved, this),
-      this._fileSystemMapping.addEventListener(Workspace.FileSystemMapping.Events.FileMappingAdded, this._remap, this),
-      this._fileSystemMapping.addEventListener(Workspace.FileSystemMapping.Events.FileMappingRemoved, this._remap, this)
+      this._fileSystemMapping.addEventListener(
+          Persistence.FileSystemMapping.Events.FileMappingAdded, this._remap, this),
+      this._fileSystemMapping.addEventListener(
+          Persistence.FileSystemMapping.Events.FileMappingRemoved, this._remap, this)
     ];
     this._remap();
   }
 
   _remap() {
     for (var binding of this._bindings.valuesArray())
       this._unbind(binding.network);
     var networkProjects = this._workspace.projectsForType(Workspace.projectTypes.Network);
     for (var networkProject of networkProjects) {
       for (var uiSourceCode of networkProject.uiSourceCodes())
@@ skipping 88 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);
   }
 
+  /**
+   * @override
+   */
   dispose() {
     for (var binding of this._bindings.valuesArray())
       this._unbind(binding.network);
     Common.EventTarget.removeEventListeners(this._eventListeners);
   }
 };
 
 Persistence.DefaultMapping._binding = Symbol('DefaultMapping.Binding');