Fix end of line announcements

chrome/browser/resources/chromeos/chromevox/cvox2/background/cursors.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 Classes related to cursors that point to and select parts of
  * the automation tree.
  */
 
 goog.provide('cursors.Cursor');
@@ skipping 427 matching lines @@
   get deepEquivalent() {
     var newNode = this.node;
     var newIndex = this.index_;
     while (newNode.firstChild) {
       if (newNode.role == RoleType.STATIC_TEXT) {
         // Text offset.
         // Re-interpret the index as an offset into an inlineTextBox.
         var target = newNode.firstChild;
         var length = 0;
         while (target && length < newIndex) {
-          if (length <= newIndex && newIndex < (length + target.name.length))
+          var newLength = length + target.name.length;
+
+          // Either |newIndex| falls between target's text or |newIndex| is the
+          // total length of all sibling text content.
+          if ((length <= newIndex && newIndex < newLength) ||
+              (newIndex == newLength && !target.nextSibling))
             break;
-          length += target.name.length;
+          length = newLength;
           target = target.nextSibling;
         }
         if (target) {
           newNode = target;
           newIndex = newIndex - length;
         }
         break;
       } else if (
           newNode.role != RoleType.INLINE_TEXT_BOX &&
           newNode.children[newIndex]) {
@@ skipping 301 matching lines @@
   /**
    * Returns whether this range has valid start and end cursors.
    * @return {boolean}
    */
   isValid: function() {
     return this.start.isValid() && this.end.isValid();
   }
 };
 
 });  // goog.scope