Refactor: remove a Chromevox abstract class.

chrome/browser/resources/chromeos/chromevox/host/testing/msgs.js

-// 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 Testing stub for messages.
- */
-
-goog.provide('cvox.TestMsgs');
-
-goog.require('cvox.AbstractMsgs');
-goog.require('cvox.HostFactory');
-goog.require('cvox.TestMessages');
-
-
-
-/**
- * @constructor
- * @extends {cvox.AbstractMsgs}
- */
-cvox.TestMsgs = function() {
-  cvox.AbstractMsgs.call(this);
-};
-goog.inherits(cvox.TestMsgs, cvox.AbstractMsgs);
-
-
-/**
- * Return the current locale.
- * @return {string} The locale.
- */
-cvox.TestMsgs.prototype.getLocale = function() {
-  return 'testing';
-};
-
-
-/**
- * Returns the message with the given message id from the ChromeVox namespace.
- *
- * @param {string} message_id The id.
- * @param {Array.<string>} opt_subs Substitution strings.
- * @return {string} The message.
- */
-cvox.TestMsgs.prototype.getMsg = function(message_id, opt_subs) {
-  if (!message_id) {
-    throw Error('Message id required');
-  }
-  var message = cvox.TestMessages[('chromevox_' + message_id).toUpperCase()];
-  if (message == undefined) {
-    throw Error('missing-msg: ' + message_id);
-  }
-
-  var messageString = message.message;
-  if (opt_subs) {
-    // Unshift a null to make opt_subs and message.placeholders line up.
-    for (var i = 0; i < opt_subs.length; i++) {
-      messageString = messageString.replace('$' + (i + 1), opt_subs[i]);
-    }
-  }
-  return messageString;
-};
-
-
-/**
- * Retuns a number formatted correctly.
- *
- * @param {number} num The number.
- * @return {string} The number in the correct locale.
- */
-cvox.TestMsgs.prototype.getNumber = function(num) {
-  return '' + num;
-};
-
-/**
- * Cosntructor for the host factory.
- */
-cvox.HostFactory.msgsConstructor = cvox.TestMsgs;