Give the system tray an accessible role and name so that something

chrome/browser/ui/views/accessibility_event_router_views.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/ui/views/accessibility_event_router_views.h"
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
@@ skipping 117 matching lines @@
   if (type == chrome::NOTIFICATION_ACCESSIBILITY_MENU_OPENED ||
       type == chrome::NOTIFICATION_ACCESSIBILITY_MENU_CLOSED) {
     SendMenuNotification(view, type, profile);
     return;
   }
 
   ui::AccessibleViewState state;
   view->GetAccessibleState(&state);
   switch (state.role) {
   case ui::AccessibilityTypes::ROLE_ALERT:
+  case ui::AccessibilityTypes::ROLE_WINDOW:
     SendWindowNotification(view, type, profile);
     break;
   case ui::AccessibilityTypes::ROLE_BUTTONMENU:
   case ui::AccessibilityTypes::ROLE_MENUBAR:
   case ui::AccessibilityTypes::ROLE_MENUPOPUP:
     SendMenuNotification(view, type, profile);
     break;
   case ui::AccessibilityTypes::ROLE_BUTTONDROPDOWN:
   case ui::AccessibilityTypes::ROLE_PUSHBUTTON:
     SendButtonNotification(view, type, profile);
@@ skipping 290 matching lines @@
     return UTF16ToUTF8(state.name);
 
   for (int i = 0; i < view->child_count(); ++i) {
     views::View* child = view->child_at(i);
     std::string result = RecursiveGetStaticText(child);
     if (!result.empty())
       return result;
   }
   return std::string();
 }