Revert of Disable WebNavigationApiTest.OpenTab on Windows.

chrome/browser/extensions/api/web_navigation/web_navigation_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 <list>
 #include <set>
 
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
@@ skipping 362 matching lines @@
 IN_PROC_BROWSER_TEST_F(WebNavigationApiTest, IFrame) {
   ASSERT_TRUE(StartEmbeddedTestServer());
   ASSERT_TRUE(RunExtensionTest("webnavigation/iframe")) << message_;
 }
 
 IN_PROC_BROWSER_TEST_F(WebNavigationApiTest, SrcDoc) {
   ASSERT_TRUE(StartEmbeddedTestServer());
   ASSERT_TRUE(RunExtensionTest("webnavigation/srcdoc")) << message_;
 }
 
-// Crashes on Windows. http://crbug.com/402943
-#if defined(OS_WIN)
-#define MAYBE_OpenTab DISABLED_OpenTab
-#else
-#define MAYBE_OpenTab OpenTab
-#endif
-IN_PROC_BROWSER_TEST_F(WebNavigationApiTest, MAYBE_OpenTab) {
+IN_PROC_BROWSER_TEST_F(WebNavigationApiTest, OpenTab) {
   ASSERT_TRUE(StartEmbeddedTestServer());
   ASSERT_TRUE(RunExtensionTest("webnavigation/openTab")) << message_;
 }
 
 IN_PROC_BROWSER_TEST_F(WebNavigationApiTest, ReferenceFragment) {
   ASSERT_TRUE(StartEmbeddedTestServer());
   ASSERT_TRUE(RunExtensionTest("webnavigation/referenceFragment"))
       << message_;
 }
 
@@ skipping 237 matching lines @@
           "extensions/api_test/webnavigation/crash/b.html",
       embedded_test_server()->port()));
   ui_test_utils::NavigateToURL(browser(), url);
 
   ASSERT_TRUE(catcher.GetNextResult()) << catcher.message();
 }
 
 #endif
 
 }  // namespace extensions