MSAA + (IA,IA2) role are not correctly exposed for html footer tag.

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 3509 matching lines @@
     case ui::AX_ROLE_FIGURE:
       role_name_ = html_tag;
       ia_role_ = ROLE_SYSTEM_GROUPING;
       ia2_role_ = IA2_ROLE_SECTION;
       break;
     case ui::AX_ROLE_FORM:
       role_name_ = L"form";
       ia2_role_ = IA2_ROLE_FORM;
       break;
     case ui::AX_ROLE_FOOTER:
-      ia_role_ = IA2_ROLE_FOOTER;
-      ia_state_ |= STATE_SYSTEM_READONLY;
+      ia_role_ = ROLE_SYSTEM_GROUPING;
+      ia2_role_ = IA2_ROLE_FOOTER;
       break;
     case ui::AX_ROLE_GRID:
       ia_role_ = ROLE_SYSTEM_TABLE;
       ia_state_ |= STATE_SYSTEM_READONLY;
       break;
     case ui::AX_ROLE_GROUP: {
       base::string16 aria_role = GetString16Attribute(
           ui::AX_ATTR_ROLE);
       if (aria_role == L"group" || html_tag == L"fieldset") {
         ia_role_ = ROLE_SYSTEM_GROUPING;
@@ skipping 313 matching lines @@
   // The role should always be set.
   DCHECK(!role_name_.empty() || ia_role_);
 
   // If we didn't explicitly set the IAccessible2 role, make it the same
   // as the MSAA role.
   if (!ia2_role_)
     ia2_role_ = ia_role_;
 }
 
 }  // namespace content