Don't call bind_to_tree when appending a node to another node that isn't in the tree (fixes #1874).

1 files changed, 6 insertions, 4 deletions

diff --git a/src/components/script/dom/node.rs b/src/components/script/dom/node.rs
index 000a19be847..21732c479bb 100644
--- a/src/components/script/dom/node.rs
+++ b/src/components/script/dom/node.rs
@@ -405,10 +405,12 @@ impl NodeHelpers for JS<Node> {
         assert!(self.parent_node().is_some());
         let document = document_from_node(self);
 
-        for node in self.traverse_preorder() {
-            if node.is_element() {
-                let element: JS<Element> = ElementCast::to(&node);
-                element.bind_to_tree_impl();
+        if self.is_in_doc() {
+            for node in self.traverse_preorder() {
+                if node.is_element() {
+                    let element: JS<Element> = ElementCast::to(&node);
+                    element.bind_to_tree_impl();
+                }
             }
         }