Check whether aria-expanded attribute is defined

Source/core/accessibility/AXNodeObject.h

Index: Source/core/accessibility/AXNodeObject.h
diff --git a/Source/core/accessibility/AXNodeObject.h b/Source/core/accessibility/AXNodeObject.h
index 38f4013bec78f9eef68670dce2191f38aed2c554..40f6800742d9bd7c5a806136559ab5df800a9ea0 100644
--- a/Source/core/accessibility/AXNodeObject.h
+++ b/Source/core/accessibility/AXNodeObject.h
@@ -113,7 +113,6 @@ protected:
     virtual bool isChecked() const override final;
     virtual bool isClickable() const override final;
     virtual bool isEnabled() const override;
-    virtual bool isExpanded() const override final;
     virtual bool isIndeterminate() const override final;
     virtual bool isPressed() const override final;
     virtual bool isReadOnly() const override;
@@ -143,6 +142,8 @@ protected:
 
     // ARIA attributes.
     virtual String ariaDescribedByAttribute() const override final;
+    AccessibilityExpanded getExpandedAttr() const;

[dmazzoni, 2014/10/29 07:46:59]

I'd do the opposite here - since this only returns the ARIA attribute, I'd call
this ariaExpandedAttribute

[je_julie(Not used), 2014/10/29 13:07:27]

I updated API name with isExpanded.
On 2014/10/29 07:46:59, dmazzoni wrote:

+    virtual AccessibilityExpanded ariaExpanded() const override;
     virtual String ariaLabeledByAttribute() const override final;
     virtual AccessibilityRole ariaRoleAttribute() const override final;