Move the `privacy` extension API out of experimental.

chrome/test/data/extensions/api_test/preference/onchange/test.js

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Content settings API test
 // Run with browser_tests --gtest_filter=ExtensionApiTest.PreferenceOnChange
 
 // Listen until |event| has fired with all of the values in |expected|.
 function listenUntil(event, expected) {
   var done = chrome.test.listenForever(event, function(value) {
     for (var i = 0; i < expected.length; i++) {
       if (chrome.test.checkDeepEq(expected[i], value)) {
         expected.splice(i, 1);
         if (expected.length == 0)
           done();
         return;
       }
     }
     chrome.test.fail("Unexpected event: " + JSON.stringify(value));
   });
 }
 
-var pw = chrome.experimental.privacy.websites;
+var pw = chrome.privacy.websites;
 chrome.test.runTests([
   function changeDefault() {
     // Changing the regular settings when no incognito-specific settings are
     // defined should fire two events.
     listenUntil(pw.thirdPartyCookiesAllowed.onChange, [{
       'value': false,
       'levelOfControl': 'controlled_by_this_extension'
     },
     {
       'value': false,
@@ skipping 53 matching lines @@
       'levelOfControl': 'controllable_by_this_extension'
     },
     {
       'value': true,
       'incognitoSpecific': false,
       'levelOfControl': 'controllable_by_this_extension'
     }]);
     pw.thirdPartyCookiesAllowed.clear({}, chrome.test.callbackPass());
   }
 ]);