Disable some flaky tests.

chrome/browser/extensions/api/tab_capture/tab_capture_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/basictypes.h"
 #include "base/command_line.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/stringprintf.h"
 #include "base/time/time.h"
 #include "chrome/browser/extensions/extension_apitest.h"
@@ skipping 252 matching lines @@
           kExtensionId);
   TabHelper::FromWebContents(web_contents)
       ->active_tab_permission_granter()->GrantIfRequested(extension);
   before_open_tab.Reply("");
 
   ResultCatcher catcher;
   catcher.RestrictToBrowserContext(browser()->profile());
   EXPECT_TRUE(catcher.GetNextResult()) << catcher.message();
 }
 
-// Flaky on Windows: http://crbug.com/177163
-// Flaky on Linux ASan: http://crbug.com/468256
-#if (defined(OS_WIN) && !defined(NDEBUG)) || \
-    (defined(OS_LINUX) && defined(ADDRESS_SANITIZER))
-#define MAYBE_CaptureInSplitIncognitoMode DISABLED_CaptureInSplitIncognitoMode
-#else
-#define MAYBE_CaptureInSplitIncognitoMode CaptureInSplitIncognitoMode
-#endif
 // Tests that a tab in incognito mode can be captured.
-IN_PROC_BROWSER_TEST_F(TabCaptureApiTest, MAYBE_CaptureInSplitIncognitoMode) {
+// Disabled due to flakiness. http://crbug.com/468608.
+IN_PROC_BROWSER_TEST_F(TabCaptureApiTest,
+                       DISABLED_CaptureInSplitIncognitoMode) {
   AddExtensionToCommandLineWhitelist();
   ASSERT_TRUE(RunExtensionSubtest("tab_capture",
                                   "start_tab_capture.html",
                                   kFlagEnableIncognito | kFlagUseIncognito))
       << message_;
 }
 
 // http://crbug.com/177163
 #if defined(OS_WIN) && !defined(NDEBUG)
 #define MAYBE_Constraints DISABLED_Constraints
@@ skipping 60 matching lines @@
       return;
     }
     content::RunMessageLoop();
   }
   browser()->tab_strip_model()->RemoveObserver(&observer);
 }
 
 }  // namespace
 
 }  // namespace extensions