Bug 607799 - Make typeof wrapper(regexp) be function.

--HG--
extra : rebase_source : 36598f7a268721eb569215d0ccd6859c3cd88701

js/src/jsproxy.cpp

@@ -1041,7 +1041,9 @@ proxy_Construct(JSContext *cx, uintN argc, Value *vp)
 static JSType
 proxy_TypeOf_fun(JSContext *cx, JSObject *obj)
 {
-    return JSTYPE_FUNCTION;
+    return obj->unwrap()->isRegExp()
+           ? JSTYPE_OBJECT
+           : JSTYPE_FUNCTION;
 }
 
 JS_FRIEND_API(Class) FunctionProxyClass = {