Change #[privatize] into #[derive(DenyPublicFields)]

tests/compiletest/plugin/Cargo.toml

@@ -11,5 +11,6 @@ doctest = false
 
 [dependencies]
 compiletest_helper = {path = "../helper"}
+deny_public_fields = {path = "../../../components/deny_public_fields"}
 plugins = {path = "../../../components/plugins"}
 script = {path = "../../../components/script"}

tests/compiletest/plugin/compile-fail/privatize.rs

@@ -2,14 +2,15 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
-#![feature(plugin, custom_attribute)]
-#![plugin(plugins)]
 #![allow(dead_code)]
 
-#[privatize]
+#[macro_use]
+extern crate deny_public_fields;
+
+#[derive(DenyPublicFields)]
+//~^ ERROR custom derive attribute panicked
 struct Foo {
     pub v1: i32,
-    //~^ ERROR Field v1 is public where only private fields are allowed
     v2: i32
 }
 

tests/compiletest/plugin/lib.rs

@@ -3,6 +3,8 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 extern crate compiletest_helper;
+#[macro_use]
+extern crate deny_public_fields;
 
 #[test]
 fn compile_test() {