From 696e8564644571a4248e6dfe0b303d7ea342a33d Mon Sep 17 00:00:00 2001
From: tigercosmos <phy.tiger@gmail.com>
Date: Sun, 19 Aug 2018 03:14:34 +0800
Subject: [PATCH] Network: Preserve HEAD on 303 redirect

fixed #21449. This is an update for spec.
---
 components/net/http_loader.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/net/http_loader.rs b/components/net/http_loader.rs
index 3f4eb381c93..e602c432fd8 100644
--- a/components/net/http_loader.rs
+++ b/components/net/http_loader.rs
@@ -677,7 +677,7 @@ pub fn http_redirect_fetch(request: &mut Request,
     // Step 11
     if response.actual_response().status.map_or(false, |code|
         ((code == StatusCode::MovedPermanently || code == StatusCode::Found) && request.method == Method::Post) ||
-        code == StatusCode::SeeOther) {
+        (code == StatusCode::SeeOther && request.method != Method::Head)) {
         request.method = Method::Get;
         request.body = None;
     }