Have NodeTraversal::nextSkippingChildren() take a reference

Source/core/html/HTMLDialogElement.cpp

Index: Source/core/html/HTMLDialogElement.cpp
diff --git a/Source/core/html/HTMLDialogElement.cpp b/Source/core/html/HTMLDialogElement.cpp
index 5c9164047b67d9c89f8d47f0c0b389aef57975a5..d4c0da3bd80bdd3f58e2718262ee210d25cf0a67 100644
--- a/Source/core/html/HTMLDialogElement.cpp
+++ b/Source/core/html/HTMLDialogElement.cpp
@@ -51,7 +51,7 @@ static void runAutofocus(HTMLDialogElement* dialog)
             }
         }
         if (node->hasTagName(dialogTag))
-            next = NodeTraversal::nextSkippingChildren(node, dialog);
+            next = NodeTraversal::nextSkippingChildren(*node, dialog);
         else
             next = NodeTraversal::next(*node, dialog);
     }