From e6de213a13d6118a30ae5e90a91ccf81653677a7 Mon Sep 17 00:00:00 2001
From: OJ Kwon <kwon.ohjoong@gmail.com>
Date: Sat, 24 Mar 2018 08:56:53 -0700
Subject: [PATCH] refactor(consume_body): json stored in roottraceablebox

---
 components/script/body.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/components/script/body.rs b/components/script/body.rs
index 43bd0fb5c18..35ee2dae2c6 100644
--- a/components/script/body.rs
+++ b/components/script/body.rs
@@ -38,7 +38,7 @@ pub enum BodyType {
 
 pub enum FetchedData {
     Text(String),
-    Json(JSValue),
+    Json(RootedTraceableBox<Heap<JSValue>>),
     BlobData(DomRoot<Blob>),
     FormData(DomRoot<FormData>),
     ArrayBuffer(RootedTraceableBox<Heap<*mut JSObject>>),
@@ -137,7 +137,8 @@ fn run_json_data_algorithm(cx: *mut JSContext,
             // TODO: See issue #13464. Exception should be thrown instead of cleared.
             return Err(Error::Type("Failed to parse JSON".to_string()));
         }
-        Ok(FetchedData::Json(rval.get()))
+        let rooted_heap = RootedTraceableBox::from_box(Heap::boxed(rval.get()));
+        Ok(FetchedData::Json(rooted_heap))
     }
 }