Implement aria-modal

third_party/WebKit/Source/modules/accessibility/AXObject.h

 /*
  * Copyright (C) 2008, 2009, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nuanti Ltd.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 664 matching lines @@
   // Check object state.
   virtual bool isChecked() const { return false; }
   virtual bool isClickable() const;
   virtual bool isCollapsed() const { return false; }
   virtual bool isEnabled() const { return false; }
   virtual AccessibilityExpanded isExpanded() const { return ExpandedUndefined; }
   virtual bool isFocused() const { return false; }
   virtual bool isHovered() const { return false; }
   virtual bool isLinked() const { return false; }
   virtual bool isLoaded() const { return false; }
+  virtual bool isModal() const { return false; }
   virtual bool isMultiSelectable() const { return false; }
   virtual bool isOffScreen() const { return false; }
   virtual bool isPressed() const { return false; }
   virtual bool isReadOnly() const { return false; }
   virtual bool isRequired() const { return false; }
   virtual bool isSelected() const { return false; }
   virtual bool isSelectedOptionActive() const { return false; }
   virtual bool isVisible() const { return true; }
   virtual bool isVisited() const { return false; }
 
@@ skipping 410 matching lines @@
   static unsigned s_numberOfLiveAXObjects;
 };
 
 #define DEFINE_AX_OBJECT_TYPE_CASTS(thisType, predicate)           \
   DEFINE_TYPE_CASTS(thisType, AXObject, object, object->predicate, \
                     object.predicate)
 
 }  // namespace blink
 
 #endif  // AXObject_h