Simplify directory initialization in Files app.

chrome/browser/resources/file_manager/foreground/js/file_manager_commands.js

 // Copyright (c) 2012 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.
 
 'use strict';
 
 /**
  * TODO(dzvorygin): Here we use this hack, since 'hidden' is standard
  * attribute and we can't use it's setter as usual.
  * @param {boolean} value New value of hidden property.
@@ skipping 446 matching lines @@
 };
 
 /**
  * Initiates new window creation.
  * @type {Command}
  */
 CommandHandler.COMMANDS_['new-window'] = {
   execute: function(event, fileManager) {
     // TODO(mtomasz): Use Entry.toURL() instead of fullPath.
     fileManager.backgroundPage.launchFileManager({
-      defaultPath: fileManager.getCurrentDirectoryEntry() &&
+      currentDirectoryPath: fileManager.getCurrentDirectoryEntry() &&
           fileManager.getCurrentDirectoryEntry().fullPath
     });
   },
   canExecute: function(event, fileManager) {
     event.canExecute =
         fileManager.getCurrentDirectoryEntry() &&
         (fileManager.dialogType === DialogType.FULL_PAGE);
   }
 };
 
@@ skipping 361 matching lines @@
 /**
  * Reset the zoom factor.
  * @type {Command}
  */
 CommandHandler.COMMANDS_['zoom-reset'] = {
   execute: function(event, fileManager) {
     chrome.fileBrowserPrivate.zoom('reset');
   },
   canExecute: CommandUtil.canExecuteAlways
 };