Android accessibility should not treat whitespace-only nodes as interesting.

content/browser/accessibility/one_shot_accessibility_tree_search.cc

 // Copyright 2015 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.
 
 #include "content/browser/accessibility/one_shot_accessibility_tree_search.h"
 
 #include <stdint.h>
 
 #include "base/i18n/case_conversion.h"
 #include "base/strings/string16.h"
@@ skipping 135 matching lines @@
     if (direction_ == FORWARDS)
       index++;
     else
       index--;
   }
 }
 
 void OneShotAccessibilityTreeSearch::SearchByWalkingTree() {
   BrowserAccessibility* node = nullptr;
   node = start_node_;
-  if (node != scope_node_) {
+  if (node != scope_node_ || result_limit_ == 1) {
     if (direction_ == FORWARDS)
       node = tree_->NextInTreeOrder(start_node_);
     else
       node = tree_->PreviousInTreeOrder(start_node_);
   }
 
   BrowserAccessibility* stop_node = scope_node_->GetParent();
   while (node &&
          node != stop_node &&
          (result_limit_ == UNLIMITED_RESULTS ||
@@ skipping 282 matching lines @@
 }
 
 bool AccessibilityVisitedLinkPredicate(
     BrowserAccessibility* start, BrowserAccessibility* node) {
   return ((node->GetRole() == ui::AX_ROLE_LINK ||
            node->GetRole() == ui::AX_ROLE_IMAGE_MAP_LINK) &&
           node->HasState(ui::AX_STATE_VISITED));
 }
 
 }  // namespace content