Will now DCHECK that test writers start the embedded server before using it.

chrome/browser/collected_cookies_browsertest.cc

 // 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.
 
 #include <string>
 
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/content_settings/cookie_settings.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_dialogs.h"
@@ skipping 20 matching lines @@
 
   // Click on the info link twice.
   content::WebContents* web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
   chrome::ShowCollectedCookiesDialog(web_contents);
   chrome::ShowCollectedCookiesDialog(web_contents);
 }
 
 // If this crashes on Windows, use http://crbug.com/79331
 IN_PROC_BROWSER_TEST_F(CollectedCookiesTest, NavigateAway) {
+  ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
 
   // Disable cookies.
   CookieSettings::Factory::GetForProfile(browser()->profile())->
       SetDefaultCookieSetting(CONTENT_SETTING_BLOCK);
 
   // Load a page with cookies.
   ui_test_utils::NavigateToURL(
       browser(), embedded_test_server()->GetURL("/cookie1.html"));
 
   // Click on the info link.
   content::WebContents* web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
   chrome::ShowCollectedCookiesDialog(web_contents);
 
   // Navigate to another page.
   ui_test_utils::NavigateToURL(
       browser(), embedded_test_server()->GetURL("/cookie2.html"));
 }