[Contextual Search] Check for ARIA widget roles.

Source/modules/accessibility/AXObject.h

Index: Source/modules/accessibility/AXObject.h
diff --git a/Source/modules/accessibility/AXObject.h b/Source/modules/accessibility/AXObject.h
index f6f29f612749b9c79f0c716fd764fda9ae7d7c4d..dda5b4c405454d107cf0f714bee3ea20903ef10a 100644
--- a/Source/modules/accessibility/AXObject.h
+++ b/Source/modules/accessibility/AXObject.h
@@ -48,6 +48,8 @@ class IntPoint;
 class Node;
 class RenderObject;
 class ScrollableArea;
+class WebElement;
+class WebNode;
 class Widget;
 
 typedef unsigned AXID;
@@ -608,6 +610,7 @@ public:
     static AccessibilityRole ariaRoleToWebCoreRole(const String&);
     static IntRect boundingBoxForQuads(RenderObject*, const Vector<FloatQuad>&);
     static const AtomicString& roleName(AccessibilityRole);
+    static bool isARIAWidget(const WebNode&);

[dmazzoni, 2015/02/05 00:40:23]

This should take a Node& instead

[Donn Denman, 2015/02/06 22:53:36]

Done.

 
 protected:
     AXID m_id;
@@ -643,6 +646,10 @@ protected:
     // Updates the cached attribute values. This may be recursive, so to prevent deadlocks,
     // functions called here may only search up the tree (ancestors), not down.
     void updateCachedAttributeValuesIfNeeded() const;
+
+private:
+    static bool includesARIAWidgetRole(const String&);
+    static bool hasInteractiveARIAAttribute(const WebElement&);
 };
 
 #define DEFINE_AX_OBJECT_TYPE_CASTS(thisType, predicate) \