On current ToT (20170828/150035):


[18675:18675:0828/150035.814996:FATAL:window.cc(221)] Check failed: !visible_ || layer()->GetTargetOpacity() > 0.0f. 
#0 0x5597c7e5784c base::debug::StackTrace::StackTrace()
#1 0x5597c7e6fd3c logging::LogMessage::~LogMessage()
#2 0x5597c920e28f aura::Window::Show()
#3 0x5597c96825fe views::NativeWidgetAura::ShowWithWindowState()
#4 0x5597ca29362d StatusBubbleViews::StatusView::StartShowing()
#5 0x5597ca29546f StatusBubbleViews::SetURL()
#6 0x5597c66b36e7 content::RenderViewHostImpl::OnUpdateTargetURL()
#7 0x5597c66b35be _ZN3IPC8MessageTI32ViewHostMsg_UpdateTargetURL_MetaNSt3__15tupleIJ4GURLEEEvE8DispatchIN7content18RenderViewHostImplES9_vMS9_FvRKS4_EEEbPKNS_7MessageEPT_PT0_PT1_T2_
#8 0x5597c66b2cf4 content::RenderViewHostImpl::OnMessageReceived()
#9 0x5597c66b7b04 content::RenderWidgetHostImpl::OnMessageReceived()
#10 0x5597c66a481f content::RenderProcessHostImpl::OnMessageReceived()
#11 0x5597c8b98ee1 IPC::ChannelProxy::Context::OnDispatchMessage()
#12 0x5597c7e57ff2 base::debug::TaskAnnotator::RunTask()
#13 0x5597c7e77269 base::MessageLoop::RunTask()
#14 0x5597c7e7788f base::MessageLoop::DoWork()
#15 0x5597c7e7a0b9 base::MessagePumpLibevent::Run()
#16 0x5597c7e76d62 base::MessageLoop::Run()
#17 0x5597c7e9fe8a base::RunLoop::Run()
#18 0x5597c7abb03a ChromeBrowserMainParts::MainMessageLoopRun()
#19 0x5597c63a2b37 content::BrowserMainLoop::RunMainMessageLoopParts()
#20 0x5597c63a5706 content::BrowserMainRunnerImpl::Run()
#21 0x5597c639e45f content::BrowserMain()
#22 0x5597c7a8bf18 content::ContentMainRunnerImpl::Run()
#23 0x5597c7ab00f1 service_manager::Main()
#24 0x5597c7a8a904 content::ContentMain()
#25 0x5597c5b35d98 ChromeMain
#26 0x7f2543f1ef45 __libc_start_main
#27 0x5597c5b35bd3 <unknown>