Add missing argument to Element.setAttribute() calls

native_client_sdk/src/examples/api/file_io/example.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.
 
 function moduleDidLoad() {
   common.hideModule();
 }
 
 // Called by the common.js module.
 function domContentLoaded(name, tc, config, width, height) {
@@ skipping 27 matching lines @@
 }
 
 function onRadioClicked(e) {
   var divId = this.id.slice(6);  // skip "radio_"
   var functionEls = document.querySelectorAll('.function');
   for (var i = 0; i < functionEls.length; ++i) {
     var visible = functionEls[i].id === divId;
     if (functionEls[i].id === divId)
       functionEls[i].removeAttribute('hidden');
     else
-      functionEls[i].setAttribute('hidden');
+      functionEls[i].setAttribute('hidden', '');
   }
 }
 
 function makeMessage(command, path) {
   // Package a message using a simple protocol containing:
   // command <path length> <path> <space-separated extra args>
   var msg = command;
   msg += ' ';
   msg += path.length;
   msg += ' ';
@@ skipping 84 matching lines @@
         itemEl.textContent = args[i];
         listDirOutputEl.appendChild(itemEl);
       }
     } else {
       var itemEl = document.createElement('li');
       itemEl.textContent = '<empty directory>';
       listDirOutputEl.appendChild(itemEl);
     }
   }
 }