Add more logging to track down flakiness (2).

content/browser/accessibility/browser_accessibility_win.cc

 // Copyright (c) 2012 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/browser_accessibility_win.h"
 
 #include <UIAutomationClient.h>
 #include <UIAutomationCoreApi.h>
 
 #include "base/strings/string_number_conversions.h"
@@ skipping 3197 matching lines @@
   // Fire an event if the name, description, help, or value changes.
   if (!is_new_object) {
     if (name != old_win_attributes_->name)
       manager->MaybeCallNotifyWinEvent(EVENT_OBJECT_NAMECHANGE, this);
     if (description != old_win_attributes_->description)
       manager->MaybeCallNotifyWinEvent(EVENT_OBJECT_DESCRIPTIONCHANGE, this);
     if (help != old_win_attributes_->help)
       manager->MaybeCallNotifyWinEvent(EVENT_OBJECT_HELPCHANGE, this);
     if (value != old_win_attributes_->value)
       manager->MaybeCallNotifyWinEvent(EVENT_OBJECT_VALUECHANGE, this);
-    if (ia_state() != old_win_attributes_->ia_state)
+    if (ia_state() != old_win_attributes_->ia_state) {
+      LOG(INFO) << "State change:"
+                << " from " << old_win_attributes_->ia_state
+                << " to " << ia_state();
       manager->MaybeCallNotifyWinEvent(EVENT_OBJECT_STATECHANGE, this);
+    }
 
     // Normally focus events are handled elsewhere, however
     // focus for managed descendants is platform-specific.
     // Fire a focus event if the focused descendant in a multi-select
     // list box changes.
     if (GetRole() == ui::AX_ROLE_LIST_BOX_OPTION &&
         (ia_state() & STATE_SYSTEM_FOCUSABLE) &&
         (ia_state() & STATE_SYSTEM_SELECTABLE) &&
         (ia_state() & STATE_SYSTEM_FOCUSED) &&
         !(old_win_attributes_->ia_state & STATE_SYSTEM_FOCUSED)) {
@@ skipping 810 matching lines @@
     ia2_role = ia_role;
 
   win_attributes_->ia_role = ia_role;
   win_attributes_->ia_state = ia_state;
   win_attributes_->role_name = role_name;
   win_attributes_->ia2_role = ia2_role;
   win_attributes_->ia2_state = ia2_state;
 }
 
 }  // namespace content