auto merge of #14835 : alexcrichton/rust/no-more-at, r=brson

All functionality is now available through `Gc<T>` and `box(GC) expr`. This change also removes `GC` from the prelude (it's an experimental feature).

1 files changed, 1 insertions, 1 deletions

diff --git a/src/libsyntax/ast_map.rs b/src/libsyntax/ast_map.rs
index d78c9c2edc3..828e9ab12c2 100644
--- a/src/libsyntax/ast_map.rs
+++ b/src/libsyntax/ast_map.rs
@@ -20,7 +20,7 @@ use util::small_vector::SmallVector;
 
 use std::cell::RefCell;
 use std::fmt;
-use std::gc::Gc;
+use std::gc::{Gc, GC};
 use std::iter;
 use std::slice;