removed uses of feature gate

Author: MarcusDunn

src/test/ui/pattern/bindings-after-at/bind-by-copy.rs

@@ -2,8 +2,6 @@
 
 // Test copy
 
-#![feature(bindings_after_at)]
-
 struct A { a: i32, b: i32 }
 struct B { a: i32, b: C }
 struct D { a: i32, d: C }

src/test/ui/pattern/bindings-after-at/bind-by-move-neither-can-live-while-the-other-survives-1.rs

@@ -2,8 +2,6 @@
 // It checks that you cannot use an AND-pattern (`binding @ pat`)
 // where one side is by-ref and the other is by-move.
 
-#![feature(bindings_after_at)]
-
 struct X {
     x: (),
 }

src/test/ui/pattern/bindings-after-at/bind-by-move-no-subbindings-fun-param.rs

@@ -1,7 +1,5 @@
 // See issue #12534.
 
-#![feature(bindings_after_at)]
-
 fn main() {}
 
 struct A(Box<u8>);

src/test/ui/pattern/bindings-after-at/borrowck-move-and-move.rs

@@ -1,7 +1,5 @@
 // Test that moving on both sides of an `@` pattern is not allowed.
 
-#![feature(bindings_after_at)]
-
 fn main() {
     struct U; // Not copy!
 

src/test/ui/pattern/bindings-after-at/borrowck-pat-at-and-box-pass.rs

@@ -2,7 +2,6 @@
 
 // Test `@` patterns combined with `box` patterns.
 
-#![feature(bindings_after_at)]
 #![feature(box_patterns)]
 
 #[derive(Copy, Clone)]

src/test/ui/pattern/bindings-after-at/borrowck-pat-at-and-box.rs

@@ -1,6 +1,5 @@
 // Test `@` patterns combined with `box` patterns.
 
-#![feature(bindings_after_at)]
 #![feature(box_patterns)]
 
 #[derive(Copy, Clone)]

src/test/ui/pattern/bindings-after-at/borrowck-pat-by-copy-bindings-in-at.rs

@@ -2,8 +2,6 @@
 
 // Test `Copy` bindings in the rhs of `@` patterns.
 
-#![feature(bindings_after_at)]
-
 #[derive(Copy, Clone)]
 struct C;
 

src/test/ui/pattern/bindings-after-at/borrowck-pat-by-move-and-ref-inverse-promotion.rs

@@ -1,8 +1,6 @@
 // Test that `by_move_binding @ pat_with_by_ref_bindings` is prevented even with promotion.
 // Currently this logic exists in THIR match checking as opposed to borrowck.
 
-#![feature(bindings_after_at)]
-
 fn main() {
     struct U;
     let a @ ref b = U; //~ ERROR borrow of moved value

src/test/ui/pattern/bindings-after-at/borrowck-pat-by-move-and-ref-inverse.rs

@@ -1,7 +1,5 @@
 // Test that `by_move_binding @ pat_with_by_ref_bindings` is prevented.
 
-#![feature(bindings_after_at)]
-
 fn main() {
     struct U;
 

src/test/ui/pattern/bindings-after-at/borrowck-pat-by-move-and-ref.rs

@@ -1,7 +1,5 @@
 // Test that `ref mut? @ pat_with_by_move_bindings` is prevented.
 
-#![feature(bindings_after_at)]
-
 fn main() {
     struct U;