Get rid of unnecessary `BufDisplay` abstraction

1 files changed, 1 insertions, 18 deletions

diff --git a/src/librustdoc/html/layout.rs b/src/librustdoc/html/layout.rs
index 44b3be23914..3b5f9b5a458 100644
--- a/src/librustdoc/html/layout.rs
+++ b/src/librustdoc/html/layout.rs
@@ -1,4 +1,4 @@
-use std::fmt::{self, Display};
+use std::fmt::Display;
 use std::path::PathBuf;
 
 use askama::Template;
@@ -71,23 +71,6 @@ struct PageLayout<'a> {
 
 pub(crate) use crate::html::render::sidebar::filters;
 
-/// Implements [`Display`] for a function that accepts a mutable reference to a [`String`], and (optionally) writes to it.
-///
-/// The wrapped function will receive an empty string, and can modify it,
-/// and the `Display` implementation will write the contents of the string after the function has finished.
-pub(crate) struct BufDisplay<F>(pub F);
-
-impl<F> Display for BufDisplay<F>
-where
-    F: Fn(&mut String),
-{
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        let mut buf = String::new();
-        self.0(&mut buf);
-        f.write_str(&buf)
-    }
-}
-
 pub(crate) fn render<T: Display, S: Display>(
     layout: &Layout,
     page: &Page<'_>,