From ee40912d0c0d1d1c3fb18ae2d1560d0b620898c1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?R=C3=A9my=20Rakic?= <remy.rakic+github@gmail.com>
Date: Wed, 9 Mar 2022 18:48:38 +0100
Subject: [PATCH] Remove unused arms from extension_trait macro

---
 src/utils.rs | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/src/utils.rs b/src/utils.rs
index d80524446..a54d25252 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -309,14 +309,6 @@ macro_rules! extension_trait {
         extension_trait!(@ext ($($head)* -> $f) $($tail)*);
     };
 
-    // Parse the return type in an extension method.
-    (@doc ($($head:tt)*) -> impl Future<Output = $out:ty> + $lt:lifetime [$f:ty] $($tail:tt)*) => {
-        extension_trait!(@doc ($($head)* -> borrowed::ImplFuture<$lt, $out>) $($tail)*);
-    };
-    (@ext ($($head:tt)*) -> impl Future<Output = $out:ty> + $lt:lifetime [$f:ty] $($tail:tt)*) => {
-        extension_trait!(@ext ($($head)* -> $f) $($tail)*);
-    };
-
     // Parse a token.
     (@doc ($($head:tt)*) $token:tt $($tail:tt)*) => {
         extension_trait!(@doc ($($head)* $token) $($tail)*);