<attachment> should get an interaction region

https://bugs.webkit.org/show_bug.cgi?id=251654
rdar://104976178

Reviewed by Wenson Hsieh.

* Source/WebCore/page/InteractionRegion.cpp:
(WebCore::shouldAllowNonPointerCursorForElement):

Canonical link: https://commits.webkit.org/259799@main

Source/WebCore/page/InteractionRegion.cpp

@@ -34,6 +34,7 @@
 #include "FrameView.h"
 #include "GeometryUtilities.h"
 #include "HTMLAnchorElement.h"
+#include "HTMLAttachmentElement.h"
 #include "HTMLButtonElement.h"
 #include "HTMLFieldSetElement.h"
 #include "HTMLFormControlElement.h"
@@ -85,6 +86,11 @@ static bool shouldAllowElement(const Element& element)
 
 static bool shouldAllowNonPointerCursorForElement(const Element& element)
 {
+#if ENABLE(ATTACHMENT_ELEMENT)
+    if (is<HTMLAttachmentElement>(element))
+        return true;
+#endif
+
     if (is<HTMLFormControlElement>(element))
         return true;