Don't consider large static text nodes as objects

chrome/browser/resources/chromeos/chromevox/cvox2/background/automation_predicate.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 ChromeVox predicates for the automation extension API.
  */
 
 goog.provide('AutomationPredicate');
 goog.provide('AutomationPredicate.Binary');
@@ skipping 205 matching lines @@
  * @param {!AutomationNode} node
  * @return {boolean}
  */
 AutomationPredicate.object = function(node) {
   // Editable nodes are within a text-like field and don't make sense when
   // performing object navigation. Users should use line, word, or character
   // navigation. Only navigate to the top level node.
   if (node.parent && node.parent.state.editable)
     return false;
 
+  // Descend into large nodes.
+  if (node.name && node.name.length > constants.OBJECT_MAX_CHARCOUNT)
+    return false;
+
   return node.state.focusable ||
       (AutomationPredicate.leafOrStaticText(node) &&
        (/\S+/.test(node.name) ||
         (node.role != Role.lineBreak &&
          node.role != Role.staticText &&
          node.role != Role.inlineTextBox)));
 };
 
 /**
  * Matches against nodes visited during group navigation. An object as
@@ skipping 230 matching lines @@
  * @param {number} level 1-6
  * @return {AutomationPredicate.Unary}
  */
 AutomationPredicate.makeHeadingPredicate = function(level) {
   return function(node) {
     return node.role == Role.heading && node.hierarchicalLevel == level;
   };
 };
 
 });  // goog.scope