Convert tabs, windows, and extension APIs to feature system.

chrome/test/data/extensions/api_test/permissions/optional/background.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.
 
 var assertEq = chrome.test.assertEq;
 var assertFalse = chrome.test.assertFalse;
 var assertTrue = chrome.test.assertTrue;
 var fail = chrome.test.callbackFail;
 var pass = chrome.test.callbackPass;
 var listenOnce = chrome.test.listenOnce;
 
 var NOT_OPTIONAL_ERROR =
     "Optional permissions must be listed in extension manifest.";
 
 var NO_TABS_PERMISSION =
-    "You do not have permission to use 'windows.getAll'.";
+    "cannot be used in this context.";
 
 var REQUIRED_ERROR =
     "You cannot remove required permissions.";
 
 var NOT_WHITE_LISTED_ERROR =
     "The optional permissions API does not support '*'.";
 
 var UNKNOWN_PERMISSIONS_ERROR =
     "'*' is not a recognized permission.";
 
@@ skipping 101 matching lines @@
     // permissions list (see permissions_apitest.cc).
     function requestTabs() {
       // chrome.windows is a optional permission, so the API definition should
       // exist but its use disallowed.
       assertTrue(!!chrome.windows);
       try {
         chrome.windows.getAll({populate: true}, function() {
           chrome.test.fail("Should not have tabs API permission.");
         });
       } catch (e) {
-        assertTrue(e.message.indexOf(NO_TABS_PERMISSION) == 0);
+        console.log(e.message);
+        assertTrue(e.message.indexOf(NO_TABS_PERMISSION) > -1);
       }
       listenOnce(chrome.permissions.onAdded,
                  function(permissions) {
         assertTrue(permissions.permissions.length == 1);
         assertTrue(permissions.permissions[0] == 'tabs');
       });
       chrome.permissions.request(
           {permissions:['tabs']},
           pass(function(granted) {
             assertTrue(granted);
@@ skipping 53 matching lines @@
           {permissions:['tabs']},
           pass(function() {
             chrome.permissions.getAll(pass(function(permissions) {
               assertTrue(checkPermSetsEq(initialPermissions, permissions));
             }));
             try {
               chrome.windows.getAll({populate: true}, function() {
                 chrome.test.fail("Should not have tabs API permission.");
               });
             } catch (e) {
-              assertTrue(e.message.indexOf(NO_TABS_PERMISSION) == 0);
+              assertTrue(e.message.indexOf(NO_TABS_PERMISSION) > -1);
             }
       }));
     },
 
     // The user shouldn't have to approve permissions that have no warnings.
     function noPromptForNoWarnings() {
       chrome.permissions.request(
           {permissions: ['notifications']},
           pass(function(granted) {
         assertTrue(granted);
@@ skipping 79 matching lines @@
           assertTrue(true);
         }));
       });
       listenOnce(chrome.permissions.onRemoved,
                  function(permissions) {
         try {
           chrome.windows.getAll({populate: true}, function() {
             chrome.test.fail("Should not have tabs API permission.");
           });
         } catch (e) {
-          assertTrue(e.message.indexOf(NO_TABS_PERMISSION) == 0);
+          assertTrue(e.message.indexOf(NO_TABS_PERMISSION) > -1);
         }
       });
 
       chrome.permissions.request(
           {permissions: ['tabs', 'management']}, pass(function(granted) {
         assertTrue(granted);
         chrome.permissions.remove(
             {permissions: ['tabs']}, pass(function() {
           assertTrue(true);
         }));
       }));
     }
 
   ]);
 });