Added 'parent is/was in tree' param to bind_to_tree/unbind_from_tree

According to a talk with Ms2ger, both bind_to_tree / unbind_from_tree
should be called regardless if the tree is part of a Document. This
information is now passed as a parameter to their respective virtual
methods.

1 files changed, 8 insertions, 6 deletions

diff --git a/src/components/script/dom/virtualmethods.rs b/src/components/script/dom/virtualmethods.rs
index aa1ac0313b9..9ebb9a336c4 100644
--- a/src/components/script/dom/virtualmethods.rs
+++ b/src/components/script/dom/virtualmethods.rs
@@ -60,18 +60,20 @@ pub trait VirtualMethods {
         }
     }
 
-    /// Called when a Node is appended to a tree that is part of a Document.
-    fn bind_to_tree(&self) {
+    /// Called when a Node is appended to a tree, where 'tree_in_doc' indicates
+    /// whether the tree is part of a Document.
+    fn bind_to_tree(&self, tree_in_doc: bool) {
         match self.super_type() {
-            Some(ref s) => s.bind_to_tree(),
+            Some(ref s) => s.bind_to_tree(tree_in_doc),
             _ => (),
         }
     }
 
-    /// Called when a Node is removed from a tree that is part of a Document.
-    fn unbind_from_tree(&self) {
+    /// Called when a Node is removed from a tree, where 'tree_in_doc'
+    /// indicates whether the tree is part of a Document.
+    fn unbind_from_tree(&self, tree_in_doc: bool) {
         match self.super_type() {
-            Some(ref s) => s.unbind_from_tree(),
+            Some(ref s) => s.unbind_from_tree(tree_in_doc),
             _ => (),
         }
     }