[Cleanup] Files.app: add missing periods on comments.

chrome/browser/resources/file_manager/js/file_table.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.
 
 /**
  * Namespace for utility functions.
  */
 var filelist = {};
 
 /**
@@ skipping 283 matching lines @@
                            this.timeFormatter_.format(modTime));
   } else {
     div.textContent =
         this.dateFormatter_.format(filesystemProps.modificationTime);
   }
 };
 
 /**
  * Updates the file metadata in the table item.
  *
- * @param {Element} item Table item,
- * @param {Entry} entry File entry,
+ * @param {Element} item Table item.
+ * @param {Entry} entry File entry.
  */
 FileTable.prototype.updateFileMetadata = function(item, entry) {
   var props = this.metadataCache_.getCached(entry, 'filesystem');
   this.updateDate_(item.querySelector('.date'), props);
   this.updateSize_(item.querySelector('.size'), entry, props);
 };
 
 /**
  * Render the Available offline column of the detail table.
  *
@@ skipping 366 matching lines @@
         break;
       }
     }
     if (url) {
       iconDiv.style.backgroundImage = 'url(' + url + ')';
     } else {
       iconDiv.style.backgroundImage = null;
     }
   }
 };