remove tests for doc(masked)

src/test/rustdoc/doc-masked.rs

@@ -1,29 +0,0 @@
-// Copyright 2017 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(doc_masked)]
-
-#![doc(masked)]
-extern crate std as realstd;
-
-// @has doc_masked/struct.LocalStruct.html
-// @has - '//*[@class="impl"]//code' 'impl LocalTrait for LocalStruct'
-// @!has - '//*[@class="impl"]//code' 'impl Copy for LocalStruct'
-#[derive(Copy, Clone)]
-pub struct LocalStruct;
-
-// @has doc_masked/trait.LocalTrait.html
-// @has - '//*[@id="implementors-list"]//code' 'impl LocalTrait for LocalStruct'
-// @!has - '//*[@id="implementors-list"]//code' 'impl LocalTrait for usize'
-pub trait LocalTrait { }
-
-impl LocalTrait for LocalStruct { }
-
-impl LocalTrait for usize { }