[Cleanup] Files.app: Adds missing periods at the end of the descriptions.

chrome/browser/resources/file_manager/js/photo/gallery.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.
 
 util.addPageLoadHandler(function() {
   if (!location.hash)
     return;
 
   var pageState;
   if (location.search) {
@@ skipping 20 matching lines @@
  * Gallery for viewing and editing image files.
  *
  * @param {Object} context Object containing the following:
  *     {function(string)} onNameChange Called every time a selected
  *         item name changes (on rename and on selection change).
  *     {function} onClose
  *     {MetadataCache} metadataCache
  *     {Array.<Object>} shareActions
  *     {string} readonlyDirName Directory name for readonly warning or null.
  *     {DirEntry} saveDirEntry Directory to save to.
- *     {function(string)} displayStringFunction
+ *     {function(string)} displayStringFunction.
  * @class
  * @constructor
  */
 function Gallery(context) {
   this.container_ = document.querySelector('.gallery');
   this.document_ = document;
   this.context_ = context;
   this.metadataCache_ = context.metadataCache;
   this.volumeManager_ = VolumeManager.getInstance();
 
@@ skipping 731 matching lines @@
       break;
 
     case 13:  // Enter
       this.filenameEdit_.blur();
       break;
   }
   event.stopPropagation();
 };
 
 /**
- * @return {boolean} True if file renaming is currently in progress
+ * @return {boolean} True if file renaming is currently in progress.
  * @private
  */
 Gallery.prototype.isRenaming_ = function() {
   return this.filenameSpacer_.hasAttribute('renaming');
 };
 
 /**
  * Content area click handler.
  * @private
  */
@@ skipping 80 matching lines @@
 Gallery.prototype.updateThumbnails_ = function() {
   if (this.currentMode_ == this.slideMode_)
     this.slideMode_.updateThumbnails();
 
   if (this.mosaicMode_) {
     var mosaic = this.mosaicMode_.getMosaic();
     if (mosaic.isInitialized())
       mosaic.reload();
   }
 };