Auto merge of #141305 - matthiaskrgr:rollup-l6nwaht, r=matthiaskrgr

Rollup of 7 pull requests

Successful merges:

 - #140972 (Add TRACING_ENABLED to Machine and add enter_trace_span!())
 - #141282 (`core_float_math`: Move functions to `math` module)
 - #141288 (Get rid of unnecessary `BufDisplay` abstraction)
 - #141289 (use `Self` alias in self types rather than manually substituting it)
 - #141291 (link tracking issue in explicit-extern-abis.md)
 - #141294 (triagebot: ping me if rustdoc js is modified)
 - #141303 (Fix pagetoc inactive color in rustc book)

r? `@ghost`
`@rustbot` modify labels: rollup

1 files changed, 2 insertions, 5 deletions

diff --git a/src/librustdoc/html/render/context.rs b/src/librustdoc/html/render/context.rs
index f22935df96c..1f7201b8ca8 100644
--- a/src/librustdoc/html/render/context.rs
+++ b/src/librustdoc/html/render/context.rs
@@ -28,11 +28,10 @@ use crate::formats::cache::Cache;
 use crate::formats::item_type::ItemType;
 use crate::html::escape::Escape;
 use crate::html::format::join_with_double_colon;
-use crate::html::layout::{self, BufDisplay};
 use crate::html::markdown::{self, ErrorCodes, IdMap, plain_text_summary};
 use crate::html::render::write_shared::write_shared;
 use crate::html::url_parts_builder::UrlPartsBuilder;
-use crate::html::{sources, static_files};
+use crate::html::{layout, sources, static_files};
 use crate::scrape_examples::AllCallLocations;
 use crate::{DOC_RUST_LANG_ORG_VERSION, try_err};
 
@@ -250,9 +249,7 @@ impl<'tcx> Context<'tcx> {
             layout::render(
                 &self.shared.layout,
                 &page,
-                BufDisplay(|buf: &mut String| {
-                    print_sidebar(self, it, buf);
-                }),
+                fmt::from_fn(|f| print_sidebar(self, it, f)),
                 content,
                 &self.shared.style_files,
             )