Adjust tests for removal of impl Foo for .. {}

src/test/ui/feature-gate-optin-builtin-traits.rs

@@ -20,10 +20,6 @@ trait DummyTrait {
 auto trait AutoDummyTrait {}
 //~^ ERROR auto traits are experimental and possibly buggy
 
-#[allow(auto_impl)]
-impl DummyTrait for .. {}
-//~^ ERROR auto trait implementations are experimental and possibly buggy
-
 impl !DummyTrait for DummyStruct {}
 //~^ ERROR negative trait bounds are not yet fully implemented; use marker types for now
 

src/test/ui/typeck-default-trait-impl-outside-crate.rs

@@ -1,15 +0,0 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
-// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
-// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
-// option. This file may not be copied, modified, or distributed
-// except according to those terms.
-
-#![feature(optin_builtin_traits)]
-
-#[allow(auto_impl)]
-impl Copy for .. {} //~ ERROR E0318
-fn main() {}