Expose InlineTextBoxes in the accessibility tree.

Source/core/accessibility/AXRenderObject.h

 /*
  * Copyright (C) 2008 Apple 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 173 matching lines @@
     virtual String selectedText() const OVERRIDE;
 
     // Modify or take an action on an object.
     virtual void setSelectedTextRange(const PlainTextRange&) OVERRIDE;
     virtual void setValue(const String&) OVERRIDE;
     virtual void scrollTo(const IntPoint&) const OVERRIDE;
 
     // Notifications that this object may have changed.
     virtual void handleActiveDescendantChanged() OVERRIDE;
     virtual void handleAriaExpandedChanged() OVERRIDE;
+    virtual void textChanged() OVERRIDE;
 
     // Text metrics. Most of these should be deprecated, needs major cleanup.
     virtual int index(const VisiblePosition&) const OVERRIDE;
     virtual VisiblePosition visiblePositionForIndex(int) const OVERRIDE;
     virtual void lineBreaks(Vector<int>&) const OVERRIDE;
 
 private:
     bool isAllowedChildOfTree() const;
     void ariaListboxSelectedChildren(AccessibilityChildrenVector&);
     PlainTextRange ariaSelectedTextRange() const;
     bool nodeIsTextControl(const Node*) const;
     bool isTabItemSelected() const;
     AXObject* internalLinkElement() const;
     AXObject* accessibilityImageMapHitTest(HTMLAreaElement*, const IntPoint&) const;
     bool renderObjectIsObservable(RenderObject*) const;
     RenderObject* renderParentObject() const;
     bool isDescendantOfElementType(const QualifiedName& tagName) const;
     bool isSVGImage() const;
     void detachRemoteSVGRoot();
     AXSVGRoot* remoteSVGRootElement() const;
     AXObject* remoteSVGElementHitTest(const IntPoint&) const;
     void offsetBoundingBoxForRemoteSVGElement(LayoutRect&) const;
     void addHiddenChildren();
     void addTextFieldChildren();
     void addImageMapChildren();
     void addCanvasChildren();
     void addAttachmentChildren();
     void addRemoteSVGChildren();
+    void addInlineTextBoxChildren();
+
     void ariaSelectedRows(AccessibilityChildrenVector&);
     bool elementAttributeValue(const QualifiedName&) const;
     bool inheritsPresentationalRole() const;
     LayoutRect computeElementRect() const;
     VisibleSelection selection() const;
     String stringForRange(const PlainTextRange&) const;
     int indexForVisiblePosition(const VisiblePosition&) const;
 };
 
 inline AXRenderObject* toAXRenderObject(AXObject* object)
 {
     ASSERT_WITH_SECURITY_IMPLICATION(!object || object->isAXRenderObject());
     return static_cast<AXRenderObject*>(object);
 }
 
 inline const AXRenderObject* toAXRenderObject(const AXObject* object)
 {
     ASSERT_WITH_SECURITY_IMPLICATION(!object || object->isAXRenderObject());
     return static_cast<const AXRenderObject*>(object);
 }
 
 // This will catch anyone doing an unnecessary cast.
 void toAXRenderObject(const AXRenderObject*);
 
 } // namespace WebCore
 
 #endif // AXRenderObject_h