Bug 828595 - Pass a HandleId to js_GetPropertyHelperInline; r=terrence

js/src/jsobj.cpp

@@ -3322,11 +3322,9 @@ js_NativeSet(JSContext *cx, Handle<JSObject*> obj, Handle<JSObject*> receiver,
 }
 
 static JS_ALWAYS_INLINE JSBool
-js_GetPropertyHelperInline(JSContext *cx, HandleObject obj, HandleObject receiver, jsid id_,
+js_GetPropertyHelperInline(JSContext *cx, HandleObject obj, HandleObject receiver, HandleId id,
                            uint32_t getHow, MutableHandleValue vp)
 {
-    RootedId id(cx, id_);
-
     /* This call site is hot -- use the always-inlined variant of LookupPropertyWithFlags(). */
     RootedObject obj2(cx);
     RootedShape shape(cx);