From 8334942d0c5c70fef5172010ee690094b44d215e Mon Sep 17 00:00:00 2001
From: Cameron Zwarich <zwarich@mozilla.com>
Date: Fri, 26 Sep 2014 15:28:59 -0700
Subject: [PATCH] Add an extended_deref method to JSRef

The extended_deref method will take a JSRef<'a, T> and produce an &'a T,
in contrast to the standard deref method that takes an &'b JSRef<'a, T>
and produces an &'a T. This is useful when avoiding passing a JSRef by
reference.
---
 components/script/dom/bindings/js.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/components/script/dom/bindings/js.rs b/components/script/dom/bindings/js.rs
index 3fff9445c3c..110b5c57df5 100644
--- a/components/script/dom/bindings/js.rs
+++ b/components/script/dom/bindings/js.rs
@@ -493,6 +493,14 @@ impl<'a,T> JSRef<'a,T> {
     }
 }
 
+impl<'a, T: Reflectable> JSRef<'a, T> {
+    pub fn extended_deref(self) -> &'a T {
+        unsafe {
+            &*self.ptr
+        }
+    }
+}
+
 impl<'a, T: Reflectable> Reflectable for JSRef<'a, T> {
     fn reflector<'a>(&'a self) -> &'a Reflector {
         self.deref().reflector()