Add support for computed property names in object literals

test/mjsunit/runtime-gen/setownproperty.js

Index: test/mjsunit/runtime-gen/setownproperty.js
diff --git a/test/mjsunit/runtime-gen/sethiddenproperty.js b/test/mjsunit/runtime-gen/setownproperty.js
similarity index 77%
copy from test/mjsunit/runtime-gen/sethiddenproperty.js
copy to test/mjsunit/runtime-gen/setownproperty.js
index 305046a0c8d89f57868e3e01fb0966a0bb2245a2..93939f60fe44f1a9b9a37d25c4e44253822f8f6a 100644
--- a/test/mjsunit/runtime-gen/sethiddenproperty.js
+++ b/test/mjsunit/runtime-gen/setownproperty.js
@@ -2,6 +2,6 @@
 // AUTO-GENERATED BY tools/generate-runtime-tests.py, DO NOT MODIFY
 // Flags: --allow-natives-syntax --harmony
 var _object = new Object();
-var _key = "foo";
+var _key = new Object();
 var _value = new Object();
-%SetHiddenProperty(_object, _key, _value);
+%SetOwnProperty(_object, _key, _value);