From b8387a62a62b062343433880197f84d651a18867 Mon Sep 17 00:00:00 2001
From: Corentin Wallez <cwallez@chromium.org>
Date: Tue, 21 Nov 2017 15:12:30 -0500
Subject: [PATCH] RefCounted: make copy constructor arg const

---
 src/backend/RefCounted.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/backend/RefCounted.h b/src/backend/RefCounted.h
index fd77eb0d52..09048fd5ce 100644
--- a/src/backend/RefCounted.h
+++ b/src/backend/RefCounted.h
@@ -48,7 +48,7 @@ namespace backend {
                 Reference();
             }
 
-            Ref(Ref<T>& other): pointee(other.pointee) {
+            Ref(const Ref<T>& other): pointee(other.pointee) {
                 Reference();
             }
             Ref<T>& operator=(const Ref<T>& other) {