Remove dependency of WebNode.cpp on AXObjectImpl

third_party/WebKit/Source/core/dom/AXObject.h

Index: third_party/WebKit/Source/core/dom/AXObject.h
diff --git a/third_party/WebKit/Source/core/dom/AXObject.h b/third_party/WebKit/Source/core/dom/AXObject.h
index a0c1becba520e27016f1e60e00985ef72194f94d..31abe45ae903fbb92902ef8cefaf72437358fd72 100644
--- a/third_party/WebKit/Source/core/dom/AXObject.h
+++ b/third_party/WebKit/Source/core/dom/AXObject.h
@@ -9,6 +9,8 @@
 
 namespace blink {
 
+class Node;
+
 enum AccessibilityRole {
   kUnknownRole = 0,
   kAbbrRole,  // No mapping to ARIA role.
@@ -272,7 +274,11 @@ enum AXDescriptionFrom {
 
 // TODO(sashab): Add pure virtual methods to this class to remove dependencies
 // on AXObjectImpl from outside of modules/.
-class CORE_EXPORT AXObject {};
+class CORE_EXPORT AXObject {
+ public:
+  // Static helper functions.
+  static bool IsInsideFocusableElementOrARIAWidget(const Node&);
+};
 
 }  // namespace blink