Added some methods to abstract inline text boxes.

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 595 matching lines @@
   // or the equivalent ARIA attribute, in that order.
   // TODO(dmazzoni): Add equivalents for other types of properties besides
   // just strings.
   const AtomicString& GetAOMPropertyOrARIAAttribute(AOMStringProperty) const;
 
   virtual void GetSparseAXAttributes(AXSparseAttributeClient&) const {}
 
   // Determine subclass type.
   virtual bool IsAXNodeObject() const { return false; }
   virtual bool IsAXLayoutObject() const { return false; }
+  virtual bool IsAXInlineTextBox() const { return false; }
   virtual bool IsAXListBox() const { return false; }
   virtual bool IsAXListBoxOption() const { return false; }
   virtual bool IsAXRadioInput() const { return false; }
   virtual bool IsAXSVGRoot() const { return false; }
 
   // Check object role or purpose.
   virtual AccessibilityRole RoleValue() const { return role_; }
   bool IsARIATextControl() const;
   virtual bool IsARIATreeGridRow() const { return false; }
   virtual bool IsAXTable() const { return false; }
@@ skipping 501 matching lines @@
   static unsigned number_of_live_ax_objects_;
 };
 
 #define DEFINE_AX_OBJECT_TYPE_CASTS(thisType, predicate)           \
   DEFINE_TYPE_CASTS(thisType, AXObject, object, object->predicate, \
                     object.predicate)
 
 }  // namespace blink
 
 #endif  // AXObject_h