Fix MSAA+IA2 & AX for <header> tag and banner role

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 3379 matching lines @@
     case ui::AX_ROLE_ALERT_DIALOG:
       ia_role_ = ROLE_SYSTEM_DIALOG;
       break;
     case ui::AX_ROLE_APPLICATION:
       ia_role_ = ROLE_SYSTEM_APPLICATION;
       break;
     case ui::AX_ROLE_ARTICLE:
       ia_role_ = ROLE_SYSTEM_DOCUMENT;
       ia_state_ |= STATE_SYSTEM_READONLY;
       break;
+    case ui::AX_ROLE_BANNER:
+      ia_role_ = ROLE_SYSTEM_GROUPING;
+      ia2_role_ = IA2_ROLE_HEADER;
+      break;
     case ui::AX_ROLE_BUSY_INDICATOR:
       ia_role_ = ROLE_SYSTEM_ANIMATION;
       ia_state_ |= STATE_SYSTEM_READONLY;
       break;
     case ui::AX_ROLE_BUTTON:
       ia_role_ = ROLE_SYSTEM_PUSHBUTTON;
       bool is_aria_pressed_defined;
       bool is_mixed;
       if (GetAriaTristate("aria-pressed", &is_aria_pressed_defined, &is_mixed))
         ia_state_ |= STATE_SYSTEM_PRESSED;
@@ skipping 158 matching lines @@
       break;
     case ui::AX_ROLE_IMAGE_MAP_LINK:
       ia_role_ = ROLE_SYSTEM_LINK;
       ia_state_ |= STATE_SYSTEM_LINKED;
       ia_state_ |= STATE_SYSTEM_READONLY;
       break;
     case ui::AX_ROLE_LABEL_TEXT:
       ia_role_ = ROLE_SYSTEM_TEXT;
       ia2_role_ = IA2_ROLE_LABEL;
       break;
-    case ui::AX_ROLE_BANNER:
     case ui::AX_ROLE_SEARCH:
       ia_role_ = ROLE_SYSTEM_GROUPING;
       ia2_role_ = IA2_ROLE_SECTION;
       ia_state_ |= STATE_SYSTEM_READONLY;
       break;
     case ui::AX_ROLE_LINK:
       ia_role_ = ROLE_SYSTEM_LINK;
       ia_state_ |= STATE_SYSTEM_LINKED;
       break;
     case ui::AX_ROLE_LIST:
@@ skipping 258 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