From 0a6462be908f00555dd7fadc6c7ed2fa751856ee Mon Sep 17 00:00:00 2001
From: cyrgani <ansgar.w.zielke@gmail.com>
Date: Sun, 5 Oct 2025 23:25:08 +0200
Subject: [PATCH] remove unneeded imports

---
 library/proc_macro/src/bridge/arena.rs  | 2 +-
 library/proc_macro/src/bridge/rpc.rs    | 3 +--
 library/proc_macro/src/bridge/symbol.rs | 1 -
 3 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/library/proc_macro/src/bridge/arena.rs b/library/proc_macro/src/bridge/arena.rs
index bf5a5b5a8182..dee4e7b976de 100644
--- a/library/proc_macro/src/bridge/arena.rs
+++ b/library/proc_macro/src/bridge/arena.rs
@@ -7,7 +7,7 @@
 use std::cell::{Cell, RefCell};
 use std::mem::MaybeUninit;
 use std::ops::Range;
-use std::{cmp, ptr, slice, str};
+use std::{cmp, ptr, slice};
 
 // The arenas start with PAGE-sized chunks, and then each new chunk is twice as
 // big as its predecessor, up until we reach HUGE_PAGE-sized chunks, whereupon
diff --git a/library/proc_macro/src/bridge/rpc.rs b/library/proc_macro/src/bridge/rpc.rs
index 85fd7d138585..26ea42b49b7f 100644
--- a/library/proc_macro/src/bridge/rpc.rs
+++ b/library/proc_macro/src/bridge/rpc.rs
@@ -3,7 +3,6 @@
 use std::any::Any;
 use std::io::Write;
 use std::num::NonZero;
-use std::str;
 
 pub(super) type Writer = super::buffer::Buffer;
 
@@ -31,7 +30,7 @@ macro_rules! rpc_encode_decode {
 
         impl<S> DecodeMut<'_, '_, S> for $ty {
             fn decode(r: &mut Reader<'_>, _: &mut S) -> Self {
-                const N: usize = ::std::mem::size_of::<$ty>();
+                const N: usize = size_of::<$ty>();
 
                 let mut bytes = [0; N];
                 bytes.copy_from_slice(&r[..N]);
diff --git a/library/proc_macro/src/bridge/symbol.rs b/library/proc_macro/src/bridge/symbol.rs
index 57ca7db9fcdd..eb7d30f9a6cc 100644
--- a/library/proc_macro/src/bridge/symbol.rs
+++ b/library/proc_macro/src/bridge/symbol.rs
@@ -11,7 +11,6 @@
 
 use std::cell::RefCell;
 use std::num::NonZero;
-use std::str;
 
 use super::*;