--- a/accessible/base/nsAccessibilityService.cpp
+++ b/accessible/base/nsAccessibilityService.cpp
@@ -1467,34 +1467,31 @@ nsAccessibilityService::Shutdown()
 }
 
 already_AddRefed<Accessible>
 nsAccessibilityService::CreateAccessibleByType(nsIContent* aContent,
                                                DocAccessible* aDoc)
 {
   nsAutoString role;
   nsCoreUtils::XBLBindingRole(aContent, role);
-  if (role.IsEmpty() || role.EqualsLiteral("none"))
+  if (role.IsEmpty())
     return nullptr;
 
   RefPtr<Accessible> accessible;
 #ifdef MOZ_XUL
   // XUL controls
   if (role.EqualsLiteral("xul:colorpicker")) {
     accessible = new XULColorPickerAccessible(aContent, aDoc);
 
   } else if (role.EqualsLiteral("xul:colorpickertile")) {
     accessible = new XULColorPickerTileAccessible(aContent, aDoc);
 
   } else if (role.EqualsLiteral("xul:link")) {
     accessible = new XULLinkAccessible(aContent, aDoc);
 
-  } else if(role.EqualsLiteral("xul:pane")) {
-    accessible = new EnumRoleAccessible<roles::PANE>(aContent, aDoc);
-
   } else if (role.EqualsLiteral("xul:panel")) {
     if (aContent->IsElement() &&
         aContent->AsElement()->AttrValueIs(kNameSpaceID_None,
                                            nsGkAtoms::noautofocus,
                                            nsGkAtoms::_true, eCaseMatters))
       accessible = new XULAlertAccessible(aContent, aDoc);
     else
       accessible = new EnumRoleAccessible<roles::PANE>(aContent, aDoc);