Make undefined Unicode characters show up in a nicer way in braille.

chrome/browser/resources/chromeos/chromevox/liblouis_nacl/liblouis_test.extjs

 // Copyright 2014 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.
 
 /**
  * @fileoverview Tests for the liblouis Native Client wrapper, as seen from
  *    the JavaScript interface.
  */
 
 // Include test fixture.
@@ skipping 25 matching lines @@
   }
   assertEqualsJSON(expected, as_array);
 }
 
 TEST_F('CvoxLibLouisTest', 'checkAllTables', function() {
   cvox.BrailleTable.getAll(function(all_tables) {
     var i = 0;
     var checkNextTable = function() {
       var table = all_tables[i++];
       if (table) {
-        this.instance.getTranslator(table.fileName, function(translator) {
+        this.instance.getTranslator(table.fileNames, function(translator) {
           assertNotEquals(null, translator,
                              'Table ' + table + ' should be valid');
           checkNextTable();
         });
       } else {
         testDone();
       }
     }.bind(this);
     checkNextTable();
   }.bind(this));
@@ skipping 64 matching lines @@
   });
   this.instance.attachToElement(document.body);
 });
 
 TEST_F('CvoxLibLouisTest', 'testGetInvalidTranslator', function() {
   this.instance.getTranslator('nonexistant-table', function(translator) {
     assertEquals(null, translator);
     testDone();
   });
 });