Failing build: https://ci.chromium.org/buildbot/chromium.clang/ToTWinCFI64/1257

Logs: https://logs.chromium.org/v/?s=chromium%2Fbb%2Fchromium.clang%2FToTWinCFI64%2F1257%2F%2B%2Frecipes%2Fsteps%2Fbrowser_tests%2F0%2Fstdout

Excerpt:
[ RUN      ] IncognitoWindowTrackerBrowserTest.ShowPromo
[3328:3124:0525/104925.945:WARNING:discovery_network_list_win.cc(195)] Failed to open Wlan client handle: 1062
[3328:4728:0525/104925.961:WARNING:chrome_browser_main_win.cc(630)] Command line too long for RegisterApplicationRestart:  --brave-new-test-launcher --cfi-diag=1 --gtest_also_run_disabled_tests --gtest_filter=IncognitoWindowTrackerBrowserTest.ShowPromo --single_process --test-launcher-bot-mode --test-launcher-output="C:\Users\CHROME~2\AppData\Local\Temp\scoped_dir4544_31015\results4544_11678\test_results.xml" --test-launcher-summary-output="e:\b\swarm_slave\w\iot5m9jx\output.json" --user-data-dir="C:\Users\CHROME~2\AppData\Local\Temp\scoped_dir4544_31015\d4544_2987" --disable-offline-auto-reload --no-first-run --no-default-browser-check --enable-logging=stderr --disable-default-apps --wm-window-animations-disabled --disable-component-update --test-type=browser --force-color-profile=srgb --disable-zero-browsers-open-for-tests --ipc-connection-timeout=30 --allow-file-access-from-files --dom-automation --log-gpu-control-list-decisions --disable-backgrounding-occluded-windows --disable-gl-drawing-for-tests --override-use-software-gl-for-tests --force-color-profile=srgb --disable-compositor-ukm-for-tests --enable-features=TestFeatureForBrowserTest1 --disable-features=NetworkPrediction,TestFeatureForBrowserTest2 --flag-switches-begin --flag-switches-end --restore-last-session about:blank
[728:988:0525/104926.102:INFO:media_foundation_video_encode_accelerator_win.cc(353)] Windows versions earlier than 8 are not supported.
[3328:4728:0525/104926.147:WARNING:gaia_auth_fetcher.cc(902)] Could not reach Google Accounts servers: errno -11
[3328:4728:0525/104927.031:WARNING:gaia_auth_fetcher.cc(902)] Could not reach Google Accounts servers: errno -11
[3328:4728:0525/104928.055:FATAL:incognito_window_tracker.cc(31)] Check failed: browser->IsActive(). 
Backtrace:
	base::debug::StackTrace::StackTrace [0x0000000142A7A7D4+36] (C:\b\c\b\ToTWinCFI64\src\base\debug\stack_trace_win.cc:286)
	logging::LogMessage::~LogMessage [0x0000000142A98F34+100] (C:\b\c\b\ToTWinCFI64\src\base\logging.cc:593)
	`anonymous namespace'::GetAppMenuButton [0x0000000143A75CD7+198] (C:\b\c\b\ToTWinCFI64\src\chrome\browser\feature_engagement\incognito_window\incognito_window_tracker.cc:32)
	feature_engagement::IncognitoWindowTracker::OnBrowsingDataCleared [0x0000000143A75BE3+13] (C:\b\c\b\ToTWinCFI64\src\chrome\browser\feature_engagement\incognito_window\incognito_window_tracker.cc:56)
	settings::ClearBrowsingDataHandler::HandleClearBrowsingData [0x000000014388EF34+4424] (C:\b\c\b\ToTWinCFI64\src\chrome\browser\ui\webui\settings\settings_clear_browsing_data_handler.cc:295)
	settings::ClearBrowsingDataHandler::HandleClearBrowsingDataForTest [0x00000001438900C6+206] (C:\b\c\b\ToTWinCFI64\src\chrome\browser\ui\webui\settings\settings_clear_browsing_data_handler.cc:163)
	feature_engagement::IncognitoWindowTrackerBrowserTest_ShowPromo_Test::RunTestOnMainThread [0x00000001402BCEBA+2366]
	content::BrowserTestBase::ProxyRunTestOnMainThreadLoop [0x0000000142BB70B7+627]
	ChromeBrowserMainParts::PreMainMessageLoopRunImpl [0x000000014593189E+6350]
	ChromeBrowserMainParts::PreMainMessageLoopRun [0x000000014592FE34+214] (C:\b\c\b\ToTWinCFI64\src\chrome\browser\chrome_browser_main.cc:1481)
	content::BrowserMainLoop::PreMainMessageLoopRun [0x00000001412B895A+112]
	content::StartupTaskRunner::RunAllTasksNow [0x000000014175DC67+37] (C:\b\c\b\ToTWinCFI64\src\content\browser\startup_task_runner.cc:44)
	content::BrowserMainLoop::CreateStartupTasks [0x00000001412B64AF+883] (C:\b\c\b\ToTWinCFI64\src\content\browser\browser_main_loop.cc:873)
	content::BrowserMainRunnerImpl::Initialize [0x00000001412BB8E0+128] (C:\b\c\b\ToTWinCFI64\src\content\browser\browser_main_runner_impl.cc:149)
	content::BrowserMain [0x00000001412B3EFD+197] (C:\b\c\b\ToTWinCFI64\src\content\browser\browser_main.cc:48)
	content::ContentMainRunnerImpl::Run [0x0000000142A15AAD+765] (C:\b\c\b\ToTWinCFI64\src\content\app\content_main_runner_impl.cc:964)
	service_manager::Main [0x00000001433019FA+1954] (C:\b\c\b\ToTWinCFI64\src\services\service_manager\embedder\main.cc:459)
	content::ContentMain [0x0000000142A14A99+65] (C:\b\c\b\ToTWinCFI64\src\content\app\content_main.cc:19)
	content::BrowserTestBase::SetUp [0x0000000142BB6C75+2233] (C:\b\c\b\ToTWinCFI64\src\content\public\test\browser_test_base.cc:323)
	InProcessBrowserTest::SetUp [0x0000000142B67685+631] (C:\b\c\b\ToTWinCFI64\src\chrome\test\base\in_process_browser_test.cc:243)
	testing::internal::UnitTestImpl::RunAllTests [0x00000001405E914A+4688] (C:\b\c\b\ToTWinCFI64\src\third_party\googletest\src\googletest\src\gtest.cc:5047)
	testing::UnitTest::Run [0x00000001405E7E12+276] (C:\b\c\b\ToTWinCFI64\src\third_party\googletest\src\googletest\src\gtest.cc:4663)
	base::TestSuite::Run [0x0000000142B7CF77+147] (C:\b\c\b\ToTWinCFI64\src\base\test\test_suite.cc:275)
	ChromeTestSuiteRunner::RunTestSuite [0x0000000147E27096+48] (C:\b\c\b\ToTWinCFI64\src\chrome\test\base\chrome_test_launcher.cc:65)
	content::LaunchTests [0x0000000142BDA683+507] (C:\b\c\b\ToTWinCFI64\src\content\public\test\test_launcher.cc:625)
	LaunchChromeTests [0x0000000147E2756D+318] (C:\b\c\b\ToTWinCFI64\src\chrome\test\base\chrome_test_launcher.cc:170)
	main [0x0000000147E2702A+146] (C:\b\c\b\ToTWinCFI64\src\chrome\test\base\browser_tests_main.cc:36)
	__scrt_common_main_seh [0x0000000147E5DAC0+268] (f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:283)
	BaseThreadInitThunk [0x00000000779459ED+13]
	RtlUserThreadStart [0x0000000077A7C541+33]
[520/937] IncognitoWindowTrackerBrowserTest.ShowPromo (CRASHED)