Rename Item.node to Item.kind

src/libsyntax_ext/global_allocator.rs

@@ -20,7 +20,7 @@ pub fn expand(
         vec![item]
     };
     let item = match item {
-        Annotatable::Item(item) => match item.node {
+        Annotatable::Item(item) => match item.kind {
             ItemKind::Static(..) => item,
             _ => return not_static(Annotatable::Item(item)),
         }