1 files changed, 8 insertions, 0 deletions
diff --git a/components/layout_thread/dom_wrapper.rs b/components/layout_thread/dom_wrapper.rs
index 301a7500713..d738ef1151f 100644
--- a/components/layout_thread/dom_wrapper.rs
+++ b/components/layout_thread/dom_wrapper.rs
@@ -888,6 +888,10 @@ impl<'le> ::selectors::Element for ServoLayoutElement<'le> {
         self.element.namespace()
     }
 
+    fn is_pseudo_element(&self) -> bool {
+        false
+    }
+
     fn match_pseudo_element(
         &self,
         _pseudo: &PseudoElement,
@@ -1394,6 +1398,10 @@ impl<'le> ::selectors::Element for ServoThreadSafeLayoutElement<'le> {
         ::selectors::OpaqueElement::new(unsafe { &*(self.as_node().opaque().0 as *const ()) })
     }
 
+    fn is_pseudo_element(&self) -> bool {
+        false
+    }
+
     fn parent_element(&self) -> Option<Self> {
         warn!("ServoThreadSafeLayoutElement::parent_element called");
         None