Disable NotificationsTest.TestCrashTabWithPermissionInfobar on Windows and Linux

chrome/browser/notifications/notification_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 <deque>
 #include <string>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
@@ skipping 653 matching lines @@
   GetPrefsByContentSetting(CONTENT_SETTING_ALLOW, &settings);
   EXPECT_EQ(0U, settings.size());
 }
 
 IN_PROC_BROWSER_TEST_F(NotificationsTest, TestExitBrowserWithInfobar) {
   // Exit the browser window, when the infobar appears.
   ui_test_utils::NavigateToURL(browser(), test_page_url_);
   ASSERT_TRUE(RequestPermissionAndWait(browser()));
 }
 
-IN_PROC_BROWSER_TEST_F(NotificationsTest, TestCrashTabWithPermissionInfobar) {
+// Times out on Windows and Linux. http://crbug.com/168976
+#if defined(OS_WIN) || defined(OS_LINUX)
+#define MAYBE_TestCrashTabWithPermissionInfobar \
+    DISABLED_TestCrashTabWithPermissionInfobar
+#else
+#define MAYBE_TestCrashTabWithPermissionInfobar \
+    TestCrashTabWithPermissionInfobar
+#endif
+IN_PROC_BROWSER_TEST_F(NotificationsTest,
+                       MAYBE_TestCrashTabWithPermissionInfobar) {
   // Test crashing the tab with permission infobar doesn't crash Chrome.
   ui_test_utils::NavigateToURLWithDisposition(
       browser(),
       empty_page_url_,
       NEW_BACKGROUND_TAB,
       ui_test_utils::BROWSER_TEST_WAIT_FOR_TAB);
   browser()->tab_strip_model()->ActivateTabAt(0, true);
   ui_test_utils::NavigateToURL(browser(), test_page_url_);
   ASSERT_TRUE(RequestPermissionAndWait(browser()));
   CrashTab(browser(), 0);
@@ skipping 96 matching lines @@
   const std::deque<Balloon*>& balloons = GetActiveBalloons();
   EXPECT_EQ(1U, balloons.size());
   const Notification& notification = balloons[0]->notification();
   GURL EXPECTED_ICON_URL = test_server()->GetURL(kExpectedIconUrl);
   EXPECT_EQ(EXPECTED_ICON_URL, notification.icon_url());
   EXPECT_EQ(ASCIIToUTF16("Title2"), notification.title());
   EXPECT_EQ(ASCIIToUTF16("Body2"), notification.body());
 }
 
 #endif  // !defined(OS_CHROMEOS)