2 files changed, 13 insertions, 19 deletions
diff --git a/components/script/dom/servoparser/async_html.rs b/components/script/dom/servoparser/async_html.rs
index bbfa1da0a93..d8ae85efe9c 100644
--- a/components/script/dom/servoparser/async_html.rs
+++ b/components/script/dom/servoparser/async_html.rs
@@ -586,10 +586,6 @@ impl TreeSink for Sink {
         target.qual_name.as_ref().expect("Expected qual name of node!").expanded()
     }
 
-    fn same_tree(&self, _: &Self::Handle, _: &Self::Handle) -> bool {
-        unreachable!();
-    }
-
     fn create_element(&mut self, name: QualName, html_attrs: Vec<HtmlAttribute>, _flags: ElementFlags)
         -> Self::Handle {
         let mut node = self.new_parse_node();
@@ -632,10 +628,6 @@ impl TreeSink for Sink {
         node
     }
 
-    fn has_parent_node(&self, _: &Self::Handle) -> bool {
-        unreachable!();
-    }
-
     fn associate_with_form(
         &mut self,
         target: &Self::Handle,
diff --git a/components/script/dom/servoparser/mod.rs b/components/script/dom/servoparser/mod.rs
index 08310326716..c9e82e0ac14 100644
--- a/components/script/dom/servoparser/mod.rs
+++ b/components/script/dom/servoparser/mod.rs
@@ -751,6 +751,19 @@ pub struct Sink {
     script: MutNullableDom<HTMLScriptElement>,
 }
 
+impl Sink {
+    fn same_tree(&self, x: &Dom<Node>, y: &Dom<Node>) -> bool {
+        let x = x.downcast::<Element>().expect("Element node expected");
+        let y = y.downcast::<Element>().expect("Element node expected");
+
+        x.is_in_same_home_subtree(y)
+    }
+
+    fn has_parent_node(&self, node: &Dom<Node>) -> bool {
+         node.GetParentNode().is_some()
+    }
+}
+
 #[allow(unrooted_must_root)]  // FIXME: really?
 impl TreeSink for Sink {
     type Output = Self;
@@ -781,13 +794,6 @@ impl TreeSink for Sink {
         }
     }
 
-    fn same_tree(&self, x: &Dom<Node>, y: &Dom<Node>) -> bool {
-        let x = x.downcast::<Element>().expect("Element node expected");
-        let y = y.downcast::<Element>().expect("Element node expected");
-
-        x.is_in_same_home_subtree(y)
-    }
-
     fn create_element(&mut self, name: QualName, attrs: Vec<Attribute>, _flags: ElementFlags)
             -> Dom<Node> {
         let is = attrs.iter()
@@ -820,10 +826,6 @@ impl TreeSink for Sink {
         Dom::from_ref(pi.upcast())
     }
 
-    fn has_parent_node(&self, node: &Dom<Node>) -> bool {
-         node.GetParentNode().is_some()
-    }
-
     fn associate_with_form(&mut self, target: &Dom<Node>, form: &Dom<Node>, nodes: (&Dom<Node>, Option<&Dom<Node>>)) {
         let (element, prev_element) = nodes;
         let tree_node = prev_element.map_or(element, |prev| {