Use new earcons in ChromeVox Next.

chrome/browser/resources/chromeos/chromevox/host/chrome/classic_earcons.js

Index: chrome/browser/resources/chromeos/chromevox/host/chrome/classic_earcons.js
diff --git a/chrome/browser/resources/chromeos/chromevox/host/chrome/earcons_background.js b/chrome/browser/resources/chromeos/chromevox/host/chrome/classic_earcons.js
similarity index 75%
rename from chrome/browser/resources/chromeos/chromevox/host/chrome/earcons_background.js
rename to chrome/browser/resources/chromeos/chromevox/host/chrome/classic_earcons.js
index 500da1a1e4825b75a2782ed54ac0ad4690b922e8..c4fe4adbccee3da152643e1945ae68c34392ea48 100644
--- a/chrome/browser/resources/chromeos/chromevox/host/chrome/earcons_background.js
+++ b/chrome/browser/resources/chromeos/chromevox/host/chrome/classic_earcons.js
@@ -9,7 +9,7 @@
  */
 
 
-goog.provide('cvox.EarconsBackground');
+goog.provide('cvox.ClassicEarcons');
 
 goog.require('cvox.AbstractEarcons');
 
@@ -18,7 +18,7 @@ goog.require('cvox.AbstractEarcons');
  * @constructor
  * @extends {cvox.AbstractEarcons}
  */
-cvox.EarconsBackground = function() {
+cvox.ClassicEarcons = function() {
   goog.base(this);
 
   this.audioMap = new Object();
@@ -26,13 +26,13 @@ cvox.EarconsBackground = function() {
     this.enabled = false;
   }
 };
-goog.inherits(cvox.EarconsBackground, cvox.AbstractEarcons);
+goog.inherits(cvox.ClassicEarcons, cvox.AbstractEarcons);
 
 
 /**
  * @return {string} The human-readable name of the earcon set.
  */
-cvox.EarconsBackground.prototype.getName = function() {
+cvox.ClassicEarcons.prototype.getName = function() {
   return 'ChromeVox earcons';
 };
 
@@ -40,15 +40,15 @@ cvox.EarconsBackground.prototype.getName = function() {
 /**
  * @return {string} The base URL for loading earcons.
  */
-cvox.EarconsBackground.prototype.getBaseUrl = function() {
-  return cvox.EarconsBackground.BASE_URL;
+cvox.ClassicEarcons.prototype.getBaseUrl = function() {
+  return cvox.ClassicEarcons.BASE_URL;
 };
 
 
 /**
  * @override
  */
-cvox.EarconsBackground.prototype.playEarcon = function(earcon) {
+cvox.ClassicEarcons.prototype.playEarcon = function(earcon) {
   goog.base(this, 'playEarcon', earcon);
   if (!this.enabled) {
     return;
@@ -78,4 +78,4 @@ cvox.EarconsBackground.prototype.playEarcon = function(earcon) {
  * The base URL for  loading eracons.
  * @type {string}
  */
-cvox.EarconsBackground.BASE_URL = 'chromevox/background/earcons/';
+cvox.ClassicEarcons.BASE_URL = 'chromevox/background/earcons/';