Bug 1068589 - Remove forced extensible check before calling JSObject::preventExtensions. r=jwalden

2014-09-23 22:47:01 +02:00
parent 29ab0e3875
commit ea42fa74b9
9 changed files with 89 additions and 31 deletions
--- a/js/src/jsobj.cpp
+++ b/js/src/jsobj.cpp
@@ -1267,10 +1267,7 @@ JSObject::sealOrFreeze(JSContext *cx, HandleObject obj, ImmutabilityType it)
    assertSameCompartment(cx, obj);
    JS_ASSERT(it == SEAL || it == FREEZE);

-    bool extensible;
-    if (!JSObject::isExtensible(cx, obj, &extensible))
-        return false;
-    if (extensible && !JSObject::preventExtensions(cx, obj))
+    if (!JSObject::preventExtensions(cx, obj))
        return false;

    AutoIdVector props(cx);