From 89523aec0887bab4d751e2d3fd3c0dfa154fc734 Mon Sep 17 00:00:00 2001
From: Jim Blandy <jimb@red-bean.com>
Date: Wed, 20 Sep 2023 15:38:46 -0700
Subject: [PATCH] Use `FastIndexMap` for `SpecialTypes::predeclared_types`.

---
 src/lib.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lib.rs b/src/lib.rs
index b220872dd0..9351572892 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1996,7 +1996,7 @@ pub struct SpecialTypes {
     ///
     /// Call [`Module::generate_predeclared_type`] to populate this if
     /// needed and return the handle.
-    pub predeclared_types: indexmap::IndexMap<PredeclaredType, Handle<Type>>,
+    pub predeclared_types: FastIndexMap<PredeclaredType, Handle<Type>>,
 }
 
 /// Shader module.