Convert app_bindings.js to the schema_generated_bindings.js infrastructure.

chrome/test/data/extensions/api_test/content_scripts/extension_iframe/iframe.js

 // 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.
 
 // Simple success test: we want content-script APIs to be available (like
 // sendRequest), but other APIs to be undefined or throw exceptions on access.
 
 function runsWithException(f) {
   try {
     var foo = f();
@@ skipping 10 matching lines @@
 }
 
 var success = true;
 
 // The whole of chrome.storage (arbitrary unprivileged) is unavailable.
 if (chrome.storage) {
   console.log('Error: chrome.storage exists, it shouldn\'t.');
   success = false;
 }
 
-// Parts of chrome.extension and chrome.tabs (which get included because it's
-// a dependency of chrome.extension) are unavailable.
+// Ditto chrome.tabs, though it's special because it's a dependency of the
+// partially unprivileged chrome.extension.
+if (chrome.tabs) {
+  console.log('Error: chrome.tabs exists, it shouldn\'t.');
+  success = false;
+}
+
+// Parts of chrome.extension are unavailable.
 if (!runsWithException(function() { return chrome.extension.getViews; }))
   success = false;
-if (!runsWithException(function() { return chrome.tabs.create; }))
-  success = false;
 
 chrome.extension.sendRequest({success: success});