Remove managed_box gate from tests

No longer does anything.

Author: brson

src/test/auxiliary/cci_nested_lib.rs

@@ -8,7 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(managed_boxes)]
 
 use std::cell::RefCell;
 use std::gc::{Gc, GC};

src/test/auxiliary/crate-method-reexport-grrrrrrr2.rs

@@ -8,7 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(managed_boxes)]
 #![crate_id="crate_method_reexport_grrrrrrr2"]
 
 pub use name_pool::add;

src/test/auxiliary/issue-2631-a.rs

@@ -8,7 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(managed_boxes)]
 #![crate_id="req"]
 #![crate_type = "lib"]
 

src/test/auxiliary/issue-5521.rs

@@ -8,7 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(managed_boxes)]
 
 use std::collections::HashMap;
 use std::gc::Gc;

src/test/auxiliary/macro_crate_test.rs

@@ -10,7 +10,7 @@
 
 // force-host
 
-#![feature(globs, plugin_registrar, macro_rules, quote, managed_boxes)]
+#![feature(globs, plugin_registrar, macro_rules, quote)]
 
 extern crate syntax;
 extern crate rustc;

src/test/bench/sudoku.rs

@@ -10,7 +10,6 @@
 
 // ignore-pretty very bad with line comments
 
-#![feature(managed_boxes)]
 #![allow(non_snake_case_functions)]
 
 use std::io;

src/test/bench/task-perf-alloc-unwind.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(managed_boxes, unsafe_destructor)]
+#![feature(unsafe_destructor)]
 
 extern crate collections;
 extern crate time;

src/test/compile-fail/auto-ref-slice-plus-ref.rs

@@ -8,7 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(managed_boxes)]
 
 fn main() {
 

src/test/compile-fail/autoderef-full-lval.rs

@@ -8,7 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(managed_boxes)]
 
 extern crate debug;
 

src/test/compile-fail/borrowck-borrow-immut-deref-of-gc-as-mut.rs

@@ -8,7 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(managed_boxes)]
 
 use std::gc::GC;