Bug 562909 - testContexts_bug561444 failing, leaving Windows debug tests perma-orange on tracemonkey. r=Waldo.

js/src/jsapi-tests/testContexts.cpp

@@ -62,9 +62,11 @@ BEGIN_TEST(testContexts_bug561444)
 	if (!cx)
 	    return;
 	JS_BeginRequest(cx);
+	{
 	    jsvalRoot v(cx);
 	    if (!JS_EvaluateScript(cx, d->obj, d->code, strlen(d->code), __FILE__, __LINE__, v.addr()))
 		return;
+	}
 	JS_DestroyContext(cx);
 	d->ok = true;
     }