Auto merge of #91073 - camelid:small-cleanups, r=jyn514

rustdoc: Make two small cleanups

2 files changed, 2 insertions, 2 deletions

diff --git a/src/librustdoc/html/render/cache.rs b/src/librustdoc/html/render/cache.rs
index 0286d2a4c81..9aa69d94215 100644
--- a/src/librustdoc/html/render/cache.rs
+++ b/src/librustdoc/html/render/cache.rs
@@ -70,7 +70,7 @@ crate fn build_index<'tcx>(krate: &clean::Crate, cache: &mut Cache, tcx: TyCtxt<
     // Set up alias indexes.
     for (i, item) in search_index.iter().enumerate() {
         for alias in &item.aliases[..] {
-            aliases.entry(alias.to_lowercase()).or_insert_with(Vec::new).push(i);
+            aliases.entry(alias.as_str().to_lowercase()).or_default().push(i);
         }
     }
 
diff --git a/src/librustdoc/html/render/mod.rs b/src/librustdoc/html/render/mod.rs
index dd592de41bd..ffd09663f82 100644
--- a/src/librustdoc/html/render/mod.rs
+++ b/src/librustdoc/html/render/mod.rs
@@ -103,7 +103,7 @@ crate struct IndexItem {
     crate parent: Option<DefId>,
     crate parent_idx: Option<usize>,
     crate search_type: Option<IndexItemFunctionType>,
-    crate aliases: Box<[String]>,
+    crate aliases: Box<[Symbol]>,
 }
 
 /// A type used for the search index.