Rename some earcons based on actual usage

chrome/browser/resources/chromeos/chromevox/host/interface/abstract_earcons.js

Index: chrome/browser/resources/chromeos/chromevox/host/interface/abstract_earcons.js
diff --git a/chrome/browser/resources/chromeos/chromevox/host/interface/abstract_earcons.js b/chrome/browser/resources/chromeos/chromevox/host/interface/abstract_earcons.js
index 6bf8c9b70249f3d68b38ca9ee5ed93186267f9cb..1dabd1ad6d461aea3f81f0a732af57caf8869229 100644
--- a/chrome/browser/resources/chromeos/chromevox/host/interface/abstract_earcons.js
+++ b/chrome/browser/resources/chromeos/chromevox/host/interface/abstract_earcons.js
@@ -20,29 +20,27 @@ goog.provide('cvox.Earcon');
 cvox.Earcon = {
   ALERT_MODAL: 'alert_modal',
   ALERT_NONMODAL: 'alert_nonmodal',
-  BULLET: 'bullet',
-  BUSY_PROGRESS_LOOP: 'busy_progress_loop',
   BUTTON: 'button',
   CHECK_OFF: 'check_off',
   CHECK_ON: 'check_on',
   EDITABLE_TEXT: 'editable_text',
-  FONT_CHANGE: 'font_change',
   INVALID_KEYPRESS: 'invalid_keypress',
   LINK: 'link',
   LISTBOX: 'listbox',
-  LIST_ITEM: 'bullet',
+  LIST_ITEM: 'list_item',
   LONG_DESC: 'long_desc',
+  MATH: 'math',
   OBJECT_CLOSE: 'object_close',
   OBJECT_ENTER: 'object_enter',
   OBJECT_EXIT: 'object_exit',
   OBJECT_OPEN: 'object_open',
   OBJECT_SELECT: 'object_select',
-  PARAGRAPH_BREAK: 'paragraph_break',
-  SECTION: 'section',
+  PAGE_FINISH_LOADING: 'page_finish_loading',
+  PAGE_START_LOADING: 'page_start_loading',
+  RECOVER_FOCUS: 'recover_focus',
   SELECTION: 'selection',
   SELECTION_REVERSE: 'selection_reverse',
-  SPECIAL_CONTENT: 'special_content',
-  TASK_SUCCESS: 'task_success',
+  SKIP: 'skip',
   WRAP: 'wrap',
   WRAP_EDGE: 'wrap_edge',
 };