1 files changed, 2 insertions, 2 deletions
diff --git a/Source/JavaScriptCore/runtime/JSObject.cpp b/Source/JavaScriptCore/runtime/JSObject.cpp
index 9cc29617a..a813e8416 100644
--- a/Source/JavaScriptCore/runtime/JSObject.cpp
+++ b/Source/JavaScriptCore/runtime/JSObject.cpp
@@ -761,7 +761,7 @@ bool JSObject::defineOwnProperty(JSObject* object, ExecState* exec, const Identi
     if (descriptor.isGenericDescriptor()) {
         if (!current.attributesEqual(descriptor)) {
             object->methodTable()->deleteProperty(object, exec, propertyName);
-            putDescriptor(exec, object, propertyName, descriptor, current.attributesWithOverride(descriptor), current);
+            return putDescriptor(exec, object, propertyName, descriptor, current.attributesWithOverride(descriptor), current);
         }
         return true;
     }
@@ -786,7 +786,7 @@ bool JSObject::defineOwnProperty(JSObject* object, ExecState* exec, const Identi
                 return false;
             }
             if (!current.writable()) {
-                if (descriptor.value() || !JSValue::strictEqual(exec, current.value(), descriptor.value())) {
+                if (descriptor.value() || !sameValue(exec, current.value(), descriptor.value())) {
                     if (throwException)
                         throwError(exec, createTypeError(exec, "Attempting to change value of a readonly property."));
                     return false;