From f479dfc87a97def5dbf4935fc21824882f08d2a5 Mon Sep 17 00:00:00 2001
From: Bobby Holley <bobbyholley@gmail.com>
Date: Fri, 11 Jul 2014 09:09:21 -0700
Subject: [PATCH] Bug 987669 - Implement JS::ProtoKeyToId. r=luke

---
 js/src/jsapi.cpp | 10 ++++++++++
 js/src/jsapi.h   |  3 +++
 2 files changed, 13 insertions(+)

diff --git a/js/src/jsapi.cpp b/js/src/jsapi.cpp
index 1484eb0207bd..3563fd4c115d 100644
--- a/js/src/jsapi.cpp
+++ b/js/src/jsapi.cpp
@@ -1350,6 +1350,16 @@ JS_GetClassPrototype(JSContext *cx, JSProtoKey key, MutableHandleObject objp)
     return GetBuiltinPrototype(cx, key, objp);
 }
 
+namespace JS {
+
+JS_PUBLIC_API(void)
+ProtoKeyToId(JSContext *cx, JSProtoKey key, MutableHandleId idp)
+{
+    idp.set(NameToId(ClassName(key, cx)));
+}
+
+} /* namespace JS */
+
 JS_PUBLIC_API(JSProtoKey)
 JS_IdToProtoKey(JSContext *cx, HandleId id)
 {
diff --git a/js/src/jsapi.h b/js/src/jsapi.h
index 64bc94b5f649..386f20c21dac 100644
--- a/js/src/jsapi.h
+++ b/js/src/jsapi.h
@@ -1783,6 +1783,9 @@ IdentifyStandardInstanceOrPrototype(JSObject *obj);
 extern JS_PUBLIC_API(JSProtoKey)
 IdentifyStandardConstructor(JSObject *obj);
 
+extern JS_PUBLIC_API(void)
+ProtoKeyToId(JSContext *cx, JSProtoKey key, JS::MutableHandleId idp);
+
 } /* namespace JS */
 
 extern JS_PUBLIC_API(JSProtoKey)