Improve extension api tests: run all tests, even if one fails

chrome/test/data/extensions/platform_apps/restrictions/test.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 fail = chrome.test.fail;
 var succeed = chrome.test.succeed;
 
 var DEFAULT_EXPECTED_ERROR = "Not available for platform apps.";
 
 function assertThrowsError(method, opt_expectedError) {
   try {
     method();
     fail("error not thrown");
   } catch (e) {
-    assertEq(e.message || e, opt_expectedError || DEFAULT_EXPECTED_ERROR);
+    assertEq(opt_expectedError || DEFAULT_EXPECTED_ERROR, e.message || e);
   }
 }
 
 chrome.test.runTests([
   function testDocumentOpen() {
     assertThrowsError(document.open);
     succeed();
   },
 
   function testDocumentClose() {
@@ skipping 107 matching lines @@
   },
 
   function testSyncXhr() {
     var xhr = new XMLHttpRequest();
     assertThrowsError(function() {
       xhr.open('GET', 'data:should not load', false);
     }, 'INVALID_ACCESS_ERR: DOM Exception 15');
     succeed();
   }
 ]);