Enable ExtensionWebRequestApiTest.WebRequestDeclarative2 (on Windows)

chrome/browser/extensions/api/web_request/web_request_apitest.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/command_line.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/strings/stringprintf.h"
 #include "build/build_config.h"
 #include "chrome/browser/chrome_notification_types.h"
@@ skipping 236 matching lines @@
 
   ASSERT_TRUE(catcher.GetNextResult()) << catcher.message();
 }
 
 IN_PROC_BROWSER_TEST_F(ExtensionWebRequestApiTest, WebRequestDeclarative1) {
   ASSERT_TRUE(StartEmbeddedTestServer());
   ASSERT_TRUE(RunExtensionSubtest("webrequest", "test_declarative1.html"))
       << message_;
 }
 
-// This test times out on XP. See http://crbug.com/178296
-#if defined(OS_WIN)
-#define MAYBE_WebRequestDeclarative2 DISABLED_WebRequestDeclarative2
-#else
-#define MAYBE_WebRequestDeclarative2 WebRequestDeclarative2
-#endif
-IN_PROC_BROWSER_TEST_F(ExtensionWebRequestApiTest,
-                       MAYBE_WebRequestDeclarative2) {
+IN_PROC_BROWSER_TEST_F(ExtensionWebRequestApiTest, WebRequestDeclarative2) {
   ASSERT_TRUE(StartEmbeddedTestServer());
   ASSERT_TRUE(RunExtensionSubtest("webrequest", "test_declarative2.html"))
       << message_;
 }
 
 void ExtensionWebRequestApiTest::RunPermissionTest(
     const char* extension_directory,
     bool load_extension_with_incognito_permission,
     bool wait_for_extension_loaded_in_incognito,
     const char* expected_content_regular_window,
@@ skipping 304 matching lines @@
   ASSERT_TRUE(granter);
   granter->RevokeForTesting();
   base::RunLoop().RunUntilIdle();
   PerformXhrInPage(web_contents, kHost, port, kXhrPath);
   EXPECT_EQ(xhr_count,
             GetWebRequestCountFromBackgroundPage(extension, profile()));
   EXPECT_EQ(BLOCKED_ACTION_WEB_REQUEST, runner->GetBlockedActions(extension));
 }
 
 }  // namespace extensions