tests: fix fallout of merging ast::ViewItem into ast::Item.

Author: eddyb

src/test/compile-fail/issue-9957.rs

@@ -1,4 +1,4 @@
-// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
+// Copyright 2013-2014 The Rust Project Developers. See the COPYRIGHT
 // file at the top-level directory of this distribution and at
 // http://rust-lang.org/COPYRIGHT.
 //
@@ -9,6 +9,7 @@
 // except according to those terms.
 
 fn main() {
+    pub use std::uint; //~ ERROR: visibility has no effect
     pub struct A; //~ ERROR: visibility has no effect
     pub enum B {} //~ ERROR: visibility has no effect
     pub trait C { //~ ERROR: visibility has no effect