From 7fcade294c095e6ed971a9d60a4a31461a3e5337 Mon Sep 17 00:00:00 2001
From: Tetsuharu OHZEKI <saneyuki.snyk@gmail.com>
Date: Sun, 22 Jun 2014 20:45:51 +0900
Subject: [PATCH] Remove "DerefMut" implementation from Root/JSRef.

---
 src/components/script/dom/bindings/js.rs | 14 --------------
 1 file changed, 14 deletions(-)

diff --git a/src/components/script/dom/bindings/js.rs b/src/components/script/dom/bindings/js.rs
index 2f32e3afed3..4cc5539e666 100644
--- a/src/components/script/dom/bindings/js.rs
+++ b/src/components/script/dom/bindings/js.rs
@@ -432,12 +432,6 @@ impl<'a, 'b, T: Reflectable> Deref<JSRef<'b, T>> for Root<'a, 'b, T> {
     }
 }
 
-impl<'a, 'b, T: Reflectable> DerefMut<JSRef<'b, T>> for Root<'a, 'b, T> {
-    fn deref_mut<'c>(&'c mut self) -> &'c mut JSRef<'b, T> {
-        &mut self.jsref
-    }
-}
-
 impl<'a, T: Reflectable> Deref<T> for JSRef<'a, T> {
     fn deref<'b>(&'b self) -> &'b T {
         unsafe {
@@ -446,14 +440,6 @@ impl<'a, T: Reflectable> Deref<T> for JSRef<'a, T> {
     }
 }
 
-impl<'a, T: Reflectable> DerefMut<T> for JSRef<'a, T> {
-    fn deref_mut<'b>(&'b mut self) -> &'b mut T {
-        unsafe {
-            &mut *(self.ptr as *mut T)
-        }
-    }
-}
-
 /// Encapsulates a reference to something that is guaranteed to be alive. This is freely copyable.
 pub struct JSRef<'a, T> {
     ptr: *T,