Exposes the contents of math regions to screen readers

content/browser/accessibility/browser_accessibility.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.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 
@@ skipping 65 matching lines @@
   // from tree.
   if (IsNativeTextControl() || IsTextOnlyObject())
     return true;
 
   // Roles whose children are only presentational according to the ARIA and
   // HTML5 Specs should be hidden from screen readers.
   // (Note that whilst ARIA buttons can have only presentational children, HTML5
   // buttons are allowed to have content.)
   switch (GetRole()) {
     case ui::AX_ROLE_IMAGE:
-    case ui::AX_ROLE_MATH:
     case ui::AX_ROLE_METER:
     case ui::AX_ROLE_SCROLL_BAR:
     case ui::AX_ROLE_SLIDER:
     case ui::AX_ROLE_SPLITTER:
     case ui::AX_ROLE_PROGRESS_INDICATOR:
       return true;
     default:
       return false;
   }
 }
@@ skipping 1120 matching lines @@
       }
     }
 
     node = container;
   }
 
   return gfx::ToEnclosingRect(bounds);
 }
 
 }  // namespace content