[Cleanup] Files.app: Misc style fixes in Javascript code.

chrome/browser/resources/file_manager/js/directory_contents.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.
 
 /**
  * @param {MetadataCache} metadataCache Metadata cache service.
  * @param {cr.ui.ArrayDataModel} fileList The file list.
  * @param {boolean} showHidden If files starting with '.' are shown.
  * @constructor
  */
@@ skipping 205 matching lines @@
   this.allChunksFetched_ = true;
   if (!this.scanCancelled_ && this.pendingMetadataRequests_ === 0)
     cr.dispatchSimpleEvent(this, 'scan-completed');
 };
 
 /**
  * Cache necessary data before a sort happens.
  *
  * This is called by the table code before a sort happens, so that we can
  * go fetch data for the sort field that we may not have yet.
- * @private
  * @param {string} field Sort field.
  * @param {function} callback Called when done.
+ * @private
  */
 DirectoryContents.prototype.prepareSort_ = function(field, callback) {
   this.prefetchMetadata(this.fileList_.slice(), callback);
 };
 
 /**
  * @param {Array.<Entry>} entries Files.
  * @param {function} callback Callback on done.
  */
 DirectoryContents.prototype.prefetchMetadata = function(entries, callback) {
@@ skipping 101 matching lines @@
 /**
  * Read next chunk of results from DirectoryReader.
  * @protected
  */
 DirectoryContentsBasic.prototype.readNextChunk = function() {
   this.reader_.readEntries(this.onChunkComplete_.bind(this),
                            this.onError.bind(this));
 };
 
 /**
+ * @param {Array.<Entry>} entries File list.
  * @private
- * @param {Array.<Entry>} entries File list.
  */
 DirectoryContentsBasic.prototype.onChunkComplete_ = function(entries) {
   if (this.scanCancelled_)
     return;
 
   if (entries.length == 0) {
     this.lastChunkReceived();
     this.recordMetrics_();
     return;
   }
@@ skipping 265 matching lines @@
   }.bind(this);
 
   getNextChunk();
 };
 
 /**
  * We get results for each directory in one go in scanDirectory_.
  */
 DirectoryContentsLocalSearch.prototype.readNextChunk = function() {
 };