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

chrome/test/data/extensions/api_test/default_content_security_policy/test.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.
 
 window.externalCanary = "Alive";
 
 chrome.test.getConfig(function(config) {
 
   function inlineScriptDoesNotRun() {
     chrome.test.assertEq(window.inlineCanary, undefined);
-    chrome.test.runNextTest();
+    chrome.test.succeed();
   }
 
   function externalScriptDoesRun() {
     // This test is somewhat zen in the sense that if external scripts are
     // blocked, we don't be able to even execute the test harness...
     chrome.test.assertEq(window.externalCanary, "Alive");
-    chrome.test.runNextTest();
+    chrome.test.succeed();
   }
 
   chrome.test.runTests([
     inlineScriptDoesNotRun,
     externalScriptDoesRun
   ]);
 });