Disable IsolatedAppTest.NoCookieIsolationWithoutApp due to flakiness.

chrome/browser/extensions/isolated_app_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 "base/utf_string_conversions.h"
 #include "chrome/browser/automation/automation_util.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/extensions/extension_host.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 156 matching lines @@
       content::Source<NavigationController>(
           &chrome::GetActiveWebContents(browser())->GetController()));
   chrome::Reload(browser(), CURRENT_TAB);
   observer.Wait();
   EXPECT_TRUE(HasCookie(tab0, "app1=3"));
   EXPECT_FALSE(HasCookie(tab0, "app2"));
   EXPECT_FALSE(HasCookie(tab0, "normalPage"));
 
 }
 
+// This test is disabled due to being flaky. http://crbug.com/145588
 // Ensure that cookies are not isolated if the isolated apps are not installed.
-IN_PROC_BROWSER_TEST_F(IsolatedAppTest, NoCookieIsolationWithoutApp) {
+IN_PROC_BROWSER_TEST_F(IsolatedAppTest, DISABLED_NoCookieIsolationWithoutApp) {
   host_resolver()->AddRule("*", "127.0.0.1");
   ASSERT_TRUE(test_server()->Start());
 
   // The app under test acts on URLs whose host is "localhost",
   // so the URLs we navigate to must have host "localhost".
   GURL base_url = test_server()->GetURL("files/extensions/isolated_apps/");
   GURL::Replacements replace_host;
   std::string host_str("localhost");  // Must stay in scope with replace_host.
   replace_host.SetHostStr(host_str);
   base_url = base_url.ReplaceComponents(replace_host);
@@ skipping 234 matching lines @@
   EXPECT_EQ("ss_app2", result);
 
   ui_test_utils::NavigateToURLWithDisposition(
       browser(), base_url.Resolve("non_app/main.html"),
       CURRENT_TAB, ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
   ASSERT_TRUE(ExecuteJavaScriptAndExtractString(
       chrome::GetWebContentsAt(browser(), 0)->GetRenderViewHost(),
       L"", kRetrieveSessionStorage.c_str(), &result));
   EXPECT_EQ("ss_normal", result);
 }