tab capture: Change the permissions for tabs.captureVisibleTab().

chrome/test/data/extensions/api_test/tabs/capture_visible_tab/test_nofile.js

-// Copyright (c) 2011 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.
-
-// API test for chrome.tabs.captureVisibleTab(), capturing JPEG images.
-// browser_tests.exe --gtest_filter=ExtensionApiTest.CaptureVisibleNoFile
-
-var pass = chrome.test.callbackPass;
-var fail = chrome.test.callbackFail;
-var assertEq = chrome.test.assertEq;
-var assertTrue = chrome.test.assertTrue;
-var assertFalse = chrome.test.assertFalse;
-
-var kWindowRect = {
-  'width': 400,
-  'height': 400
-};
-
-var fail_url = "file:///nosuch.html";
-
-chrome.test.runTests([
-  // Check that test infrastructure launched us without permissions.
-  function checkAllowedNoAccess() {
-    chrome.extension.isAllowedFileSchemeAccess(pass(function(hasAccess) {
-       assertFalse(hasAccess);
-    }));
-  },
-
-  // Check for no permssions error.
-  function captureVisibleNoFile() {
-    createWindow([fail_url], kWindowRect, pass(function(winId, tabIds) {
-      waitForAllTabs(pass(function() {
-        chrome.tabs.getSelected(winId, pass(function(tab) {
-          assertEq('complete', tab.status);
-          chrome.tabs.captureVisibleTab(winId, fail(
-            'Cannot access contents of url "' + fail_url +
-            '". Extension manifest must request permission ' +
-            'to access this host.'));
-        }));
-      }));
-    }));
-  }
-
-]);