Allow controls other than windows to send alert accessibility events.

chrome/browser/accessibility/accessibility_extension_api.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 "chrome/browser/accessibility/accessibility_extension_api.h"
 
 #include "base/json/json_writer.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/accessibility/accessibility_extension_api_constants.h"
@@ skipping 57 matching lines @@
   control_event_callback_ = control_event_callback;
 }
 
 void ExtensionAccessibilityEventRouter::ClearControlEventCallback() {
   control_event_callback_.Reset();
 }
 
 void ExtensionAccessibilityEventRouter::HandleWindowEvent(
     ui::AccessibilityTypes::Event event,
     const AccessibilityWindowInfo* info) {
+  if (!control_event_callback_.is_null())
+    control_event_callback_.Run(event, info);
+
   if (event == ui::AccessibilityTypes::EVENT_ALERT)
     OnWindowOpened(info);
 }
 
 void ExtensionAccessibilityEventRouter::HandleMenuEvent(
     ui::AccessibilityTypes::Event event,
     const AccessibilityMenuInfo* info) {
   switch (event) {
     case ui::AccessibilityTypes::EVENT_MENUSTART:
     case ui::AccessibilityTypes::EVENT_MENUPOPUPSTART:
@@ skipping 16 matching lines @@
     const AccessibilityControlInfo* info) {
   if (!control_event_callback_.is_null())
     control_event_callback_.Run(event, info);
 
   switch (event) {
     case ui::AccessibilityTypes::EVENT_TEXT_CHANGED:
     case ui::AccessibilityTypes::EVENT_SELECTION_CHANGED:
       OnTextChanged(info);
       break;
     case ui::AccessibilityTypes::EVENT_VALUE_CHANGED:
+    case ui::AccessibilityTypes::EVENT_ALERT:
       OnControlAction(info);
       break;
     case ui::AccessibilityTypes::EVENT_FOCUS:
       OnControlFocused(info);
       break;
     default:
       NOTREACHED();
   }
 }
 
@@ skipping 155 matching lines @@
       DictionaryValue* alert_value = new DictionaryValue;
       const string16 message_text = confirm_infobar_delegate->GetMessageText();
       alert_value->SetString(keys::kMessageKey, message_text);
       alerts_value->Append(alert_value);
     }
   }
 
   SetResult(alerts_value);
   return true;
 }