Refactor: remove a Chromevox abstract class.

chrome/browser/resources/chromeos/chromevox/walkers/table_walker.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 A class for walking tables.
  * NOTE: This class has a very different interface than the other walkers.
  * This means it does not lend itself easily to e.g. decorators.
  * TODO (stoarca): This might be able to be fixed by breaking it up into
  * separate walkers for cell, row and column.
@@ skipping 37 matching lines @@
  */
 cvox.TableWalker.prototype.sync = function(sel) {
   return this.goTo_(sel, goog.bind(function(position) {
       return this.tt.goToCell(position);
   }, this));
 };
 
 /**
  * @override
  * @suppress {checkTypes} actual parameter 2 of
- * cvox.AbstractMsgs.prototype.getMsg does not match formal parameter
+ * cvox.Msgs.prototype.getMsg does not match formal parameter
  * found   : Array.<number>
  * required: (Array.<string>|null|undefined)
  */
 cvox.TableWalker.prototype.getDescription = function(prevSel, sel) {
   var position = this.syncPosition_(sel);
   if (!position) {
     return [];
   }
   this.tt.goToCell(position);
   var descs = cvox.DescriptionUtil.getCollectionDescription(prevSel, sel);
@@ skipping 191 matching lines @@
       this.getRowHeaderText_(position) +
       ' ' +
       this.getColHeaderText_(position));
 };
 
 /**
  * Returns the location description.
  * @param {!cvox.CursorSelection} sel A valid selection.
  * @return {Array.<cvox.NavDescription>} The location description.
  * @suppress {checkTypes} actual parameter 2 of
- * cvox.AbstractMsgs.prototype.getMsg does not match
+ * cvox.Msgs.prototype.getMsg does not match
  * formal parameter
  * found   : Array.<number>
  * required: (Array.<string>|null|undefined)
  * @private
  */
 cvox.TableWalker.prototype.getLocationDescription_ = function(sel) {
   var locationInfo = this.getLocationInfo(sel);
   if (locationInfo == null) {
     return null;
   }
@@ skipping 131 matching lines @@
  * @return {Array.<number>} The position [x, y] of the selection.
  * @private
  */
 cvox.TableWalker.prototype.syncPosition_ = function(sel) {
   var tableNode = this.getTableNode_(sel);
   this.tt.initialize(tableNode);
   // we need to align the TraverseTable with our sel because our walker
   // uses parts of it (for example isSpanned relies on being at a specific cell)
   return this.tt.findNearestCursor(sel.end.node);
 };