Test aria-pressed=mixed on windows

third_party/WebKit/public/web/WebAXEnums.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 188 matching lines @@
   kWebAXRoleTree,
   kWebAXRoleUserInterfaceTooltip,
   kWebAXRoleVideo,
   kWebAXRoleWebArea,
   kWebAXRoleWindow,
 };
 
 // Accessibility states, used as a bitmask.
 enum WebAXState {
   kWebAXStateBusy,
-  kWebAXStateChecked,
   kWebAXStateEnabled,
   kWebAXStateExpanded,
   kWebAXStateFocusable,
   kWebAXStateFocused,
   kWebAXStateHaspopup,
   kWebAXStateHovered,
   kWebAXStateInvisible,
   kWebAXStateLinked,
   kWebAXStateMultiline,
   kWebAXStateMultiselectable,
   kWebAXStateOffscreen,
-  kWebAXStatePressed,
   kWebAXStateProtected,
   kWebAXStateReadonly,
   kWebAXStateRequired,
   kWebAXStateSelectable,
   kWebAXStateSelected,
   kWebAXStateVertical,
   kWebAXStateVisited,
 };
 
 enum class WebAXDefaultActionVerb {
@@ skipping 18 matching lines @@
 // Sort direction, only used for roles = WebAXRoleRowHeader and
 // WebAXRoleColumnHeader.
 enum WebAXSortDirection {
   kWebAXSortDirectionUndefined = 0,
   kWebAXSortDirectionNone,
   kWebAXSortDirectionAscending,
   kWebAXSortDirectionDescending,
   kWebAXSortDirectionOther
 };
 
-enum WebAXCheckedState {
-  WebAXCheckedFalse = 0,
-  WebAXCheckedTrue,
-  WebAXCheckedMixed
+enum WebAXButtonState {
+  WebAXButtonStateOff = 0,
+  WebAXButtonStateOn,
+  WebAXButtonStateMixed
 };
 
 // Expanded State.
 // These values must match blink::AccessibilityExpanded values.
 // Enforced in AssertMatchingEnums.cpp.
 enum WebAXExpanded {
   kWebAXExpandedUndefined = 0,
   kWebAXExpandedCollapsed,
   kWebAXExpandedExpanded
 };
@@ skipping 113 matching lines @@
 // empty vector.
 enum class WebAXObjectVectorAttribute {
   kAriaControls,
   kAriaDetails,
   kAriaFlowTo,
 };
 
 }  // namespace blink
 
 #endif