Revert "Port `#[allow_internal_unsafe]` to the new attribute system"

This reverts commit 4f7a6ace9e2f2192af7b5d32f4b1664189e0e143.

1 files changed, 6 insertions, 9 deletions

diff --git a/tests/ui/attributes/malformed-attrs.stderr b/tests/ui/attributes/malformed-attrs.stderr
index 7fc28ed4664..e8ae4715398 100644
--- a/tests/ui/attributes/malformed-attrs.stderr
+++ b/tests/ui/attributes/malformed-attrs.stderr
@@ -145,6 +145,12 @@ LL - #[macro_export = 18]
 LL + #[macro_export]
    |
 
+error: malformed `allow_internal_unsafe` attribute input
+  --> $DIR/malformed-attrs.rs:213:1
+   |
+LL | #[allow_internal_unsafe = 1]
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[allow_internal_unsafe]`
+
 error: the `#[proc_macro]` attribute is only usable with crates of the `proc-macro` crate type
   --> $DIR/malformed-attrs.rs:96:1
    |
@@ -555,15 +561,6 @@ error: valid forms for the attribute are `#[macro_use(name1, name2, ...)]` and `
 LL | #[macro_use = 1]
    | ^^^^^^^^^^^^^^^^
 
-error[E0565]: malformed `allow_internal_unsafe` attribute input
-  --> $DIR/malformed-attrs.rs:213:1
-   |
-LL | #[allow_internal_unsafe = 1]
-   | ^^^^^^^^^^^^^^^^^^^^^^^^---^
-   | |                       |
-   | |                       didn't expect any arguments here
-   | help: must be of the form: `#[allow_internal_unsafe]`
-
 error[E0565]: malformed `type_const` attribute input
   --> $DIR/malformed-attrs.rs:140:5
    |