This is a second attempt at submitting this changelist. The original one was...

chrome/test/automation/automation_proxy_uitest.cc

 // Copyright (c) 2006-2008 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 "app/app_switches.h"
 #include "app/l10n_util.h"
 #include "app/message_box_flags.h"
 #include "base/command_line.h"
@@ skipping 883 matching lines @@
     // Now destroy the external tab
     proxy->DestroyHostWindow();
     proxy->WaitForTabCleanup(tab, action_max_timeout_ms());
 
     EXPECT_FALSE(tab->is_valid());
     EXPECT_EQ(FALSE, ::IsWindow(external_tab_container));
     EXPECT_EQ(FALSE, ::IsWindow(tab_wnd));
   }
 }
 
-TEST_F(ExternalTabTestType, IncognitoMode) {
+// Freezes randomly causing the entire ui test to hang
+// http://code.google.com/p/chromium/issues/detail?id=24664
+TEST_F(ExternalTabTestType, DISABLED_IncognitoMode) {
   AutomationProxyForExternalTab* proxy =
       static_cast<AutomationProxyForExternalTab*>(automation());
   HWND external_tab_container = NULL;
   HWND tab_wnd = NULL;
 
   // Create incognito tab
   GURL url("http://anatomyofmelancholy.net");
   scoped_refptr<TabProxy> tab(proxy->CreateTabWithHostWindow(true, url,
       &external_tab_container, &tab_wnd));
   EXPECT_TRUE(proxy->WaitForNavigation(action_max_timeout_ms()));
@@ skipping 264 matching lines @@
 
   // Allow some time for the popup to show up and close.
   PlatformThread::Sleep(2000);
 
   std::wstring expected(L"string");
   std::wstring jscript = CreateJSString(L"\"" + expected + L"\"");
   std::wstring actual;
   ASSERT_TRUE(tab->ExecuteAndExtractString(L"", jscript, &actual));
   ASSERT_EQ(expected, actual);
 }