Disable TaskManagerBrowserTest tests on Win Aura for now since they're flaking.

chrome/browser/task_manager/task_manager_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 "chrome/browser/task_manager/task_manager.h"
 
 #include "base/file_path.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/api/infobars/confirm_infobar_delegate.h"
@@ skipping 25 matching lines @@
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/page_transition_types.h"
 #include "grit/generated_resources.h"
 #include "net/base/mock_host_resolver.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/base/l10n/l10n_util.h"
 
+// http://crbug.com/31663
+#if !(defined(OS_WIN) && defined(USE_AURA))
+
 using content::WebContents;
 
 // On Linux this is crashing intermittently http://crbug/84719
 // In some environments this test fails about 1/6 http://crbug/84850
 #if defined(OS_LINUX)
 #define MAYBE_KillExtension DISABLED_KillExtension
 #else
 #define MAYBE_KillExtension KillExtension
 #endif
 
@@ skipping 546 matching lines @@
   TaskManagerBrowserTestUtil::WaitForWebResourceChange(2);
 
   // Check that we get some value for the cache columns.
   DCHECK_NE(model()->GetResourceWebCoreImageCacheSize(resource_count),
             l10n_util::GetStringUTF16(IDS_TASK_MANAGER_NA_CELL_TEXT));
   DCHECK_NE(model()->GetResourceWebCoreScriptsCacheSize(resource_count),
             l10n_util::GetStringUTF16(IDS_TASK_MANAGER_NA_CELL_TEXT));
   DCHECK_NE(model()->GetResourceWebCoreCSSCacheSize(resource_count),
             l10n_util::GetStringUTF16(IDS_TASK_MANAGER_NA_CELL_TEXT));
 }
+
+#endif