Remove unavailable shortcut silently instead of showing a confirmation dialog

chrome/browser/resources/file_manager/js/directory_model.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';
 
 // If directory files changes too often, don't rescan directory more than once
 // per specified interval
 var SIMULTANEOUS_RESCAN_INTERVAL = 1000;
 // Used for operations that require almost instant rescan.
@@ skipping 868 matching lines @@
   };
 
   this.currentDirContents_.createDirectory(name, onSuccess.bind(this),
                                            errorCallback);
 };
 
 /**
  * Changes directory. Causes 'directory-change' event.
  *
  * @param {string} path New current directory path.
- * @param {function()=} opt_errorCallback Executed if the change directory
- * failed.
+ * @param {function(FileError)=} opt_errorCallback Executed if the change
+ *     directory failed.
  */
 DirectoryModel.prototype.changeDirectory = function(path, opt_errorCallback) {
   if (PathUtil.isSpecialSearchRoot(path)) {
     this.specialSearch(path, '');
     return;
   }
 
   this.resolveDirectory(path, function(directoryEntry) {
     this.changeDirectoryEntry_(false, directoryEntry);
   }.bind(this), function(error) {
     console.error('Error changing directory to ' + path + ': ', error);
     if (opt_errorCallback)
-      opt_errorCallback();
+      opt_errorCallback(error);
   });
 };
 
 /**
  * Resolves absolute directory path. Handles Drive stub. If the drive is
  * mounting, callbacks will be called after the mount is completed.
  *
  * @param {string} path Path to the directory.
  * @param {function(DirectoryEntry)} successCallback Success callback.
  * @param {function(FileError)} errorCallback Error callback.
@@ skipping 505 matching lines @@
   if (this.onSearchCompleted_) {
     this.removeEventListener('scan-completed', this.onSearchCompleted_);
     this.onSearchCompleted_ = null;
   }
 
   if (this.onClearSearch_) {
     this.onClearSearch_();
     this.onClearSearch_ = null;
   }
 };