Convert argument toObject() in Object.getOwnPropertyNames/Descriptors

test/mjsunit/object-get-own-property-names.js

Index: test/mjsunit/object-get-own-property-names.js
diff --git a/test/mjsunit/object-get-own-property-names.js b/test/mjsunit/object-get-own-property-names.js
index 64607c6b94a2713394207e569457bc6efa4b7b9d..aee6585680b8767d40963e0da52f762b9a0f6640 100644
--- a/test/mjsunit/object-get-own-property-names.js
+++ b/test/mjsunit/object-get-own-property-names.js
@@ -87,30 +87,20 @@ assertEquals('bar', propertyNames[1]);
 assertSame(Array.prototype, propertyNames.__proto__);
 Array.prototype.concat = savedConcat;
 
-try {
-  Object.getOwnPropertyNames(4);
-  assertTrue(false);
-} catch (e) {
-  assertTrue(/on non-object/.test(e));
-}
-
-try {
-  Object.getOwnPropertyNames("foo");
-  assertTrue(false);
-} catch (e) {
-  assertTrue(/on non-object/.test(e));
-}
+assertEquals(Object.getOwnPropertyNames(4), []);
+assertEquals(Object.getOwnPropertyNames("foo"), ["0", "1", "2", "length"]);
+assertEquals(Object.getOwnPropertyNames(true), []);
 
 try {
   Object.getOwnPropertyNames(undefined);
   assertTrue(false);
 } catch (e) {
-  assertTrue(/on non-object/.test(e));
+  assertTrue(/Cannot convert undefined or null to object/.test(e));
 }
 
 try {
   Object.getOwnPropertyNames(null);
   assertTrue(false);
 } catch (e) {
-  assertTrue(/on non-object/.test(e));
+  assertTrue(/Cannot convert undefined or null to object/.test(e));
 }