cleanup: commented lints

compiler/rustc_lint/src/builtin.rs

@@ -1,6 +1,3 @@
-// #![deny(rustc::diagnostic_outside_of_impl)]
-// #![deny(rustc::untranslatable_diagnostic)]
-//
 //! Lints in the Rust compiler.
 //!
 //! This contains lints which can feasibly be implemented as their own

compiler/rustc_lint/src/context.rs

@@ -1,6 +1,3 @@
-// #![deny(rustc::diagnostic_outside_of_impl)]
-// #![deny(rustc::untranslatable_diagnostic)]
-//
 //! Implementation of lint checking.
 //!
 //! The lint checking is mostly consolidated into one pass which runs

compiler/rustc_lint/src/levels.rs

@@ -1,6 +1,3 @@
-// #![deny(rustc::diagnostic_outside_of_impl)]
-// #![deny(rustc::untranslatable_diagnostic)]
-//
 use crate::context::{CheckLintNameResult, LintStore};
 use crate::late::unerased_lint_store;
 use rustc_ast as ast;

compiler/rustc_lint/src/lib.rs

@@ -36,8 +36,6 @@
 #![feature(let_else)]
 #![feature(never_type)]
 #![recursion_limit = "256"]
-// #![deny(rustc::diagnostic_outside_of_impl)]
-// #![deny(rustc::untranslatable_diagnostic)]
 
 #[macro_use]
 extern crate rustc_middle;