[WebUI TaskManager] Fix JS check nits in chrome/browser/resources/task_manager.

chrome/browser/resources/task_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.
 
 TaskManagerCommands = {
   /**
    * Sends commands to kill selected processes.
    */
   killSelectedProcesses: function(uniqueIds) {
     chrome.send('killProcesses', uniqueIds);
@@ skipping 29 matching lines @@
 
   /**
    * Sends command to activate a page.
    */
   activatePage: function(uniqueId) {
     chrome.send('activatePage', [uniqueId]);
   },
 
   /**
    * Sends command to enable or disable the given columns to update the data.
-   * @public
    */
   setUpdateColumn: function(columnId, isEnabled) {
     chrome.send('setUpdateColumn', [columnId, isEnabled]);
 
     // The 'title' column contains the icon.
     if (columnId == 'title')
       chrome.send('setUpdateColumn', ['icon', isEnabled]);
   }
 };