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 4acb8a5e925504fcfd402fc05f34f8a8a5b5475d..ae518553788b2422fd184d33aef0db4cc3586f29 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,  // Not mapped in platform APIs, generally indicates a bug
   kAbbrRole,         // No mapping to ARIA role.
@@ -284,7 +286,11 @@ 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