Google Chrome userscript page context access test

// ==UserScript==
// @name           testContext
// @namespace      testContext
// @include        http://*google.com/*
// @version        0.1
// ==/UserScript==
if (self != top){
return; //dont run in frames
}
console.log("unsafeWindow object reference test");
console.log(unsafeWindow);
//google page has <script>window.google = ...</script> declaration
// try executing window.google.time() from js console
console.log("test inline script defined object access")
if (unsafeWindow.google){
    console.log(unsafeWindow.google);
    console.log(unsafeWindow.google.time());
} else {
    console.log("failed");
}
console.log("test inline script defined function call");
try{
    console.log(unsafeWindow._gjp());
} catch(e){
    console.log("failed");
}