[16605:16605:0505/164151.586794:FATAL:render_widget_host_view_aura.cc(729)] Check failed: SkColorGetA(color) == SK_AlphaOPAQUE || SkColorGetA(color) == SK_AlphaTRANSPARENT. 
#0 0x55c4cff7e177 base::debug::StackTrace::StackTrace()
#1 0x55c4cff97d0d logging::LogMessage::~LogMessage()
#2 0x55c4ceb61a79 content::RenderWidgetHostViewAura::SetBackgroundColor()
#3 0x55c4d15e0e6d views::View::PropagateThemeChanged()
#4 0x55c4d15e0e6d views::View::PropagateThemeChanged()
#5 0x55c4d15e0e6d views::View::PropagateThemeChanged()
#6 0x55c4d15e0e6d views::View::PropagateThemeChanged()
#7 0x55c4d15eae08 views::NonClientView::UpdateFrame()
#8 0x55c4ce4cd0b2 _ZN4base8internal7InvokerINS0_9BindStateIMN5media26AudioDebugRecordingManagerEFviEJNS_7WeakPtrIS4_EEiEEEFvvEE7RunOnceEPNS0_13BindStateBaseE
#9 0x55c4ce2b1c31 _ZNO4base8CallbackIFvvELNS_8internal8CopyModeE1ELNS2_10RepeatModeE1EE3RunEv
#10 0x55c4d002d523 base::debug::TaskAnnotator::RunTask()
#11 0x55c4cff9e74d base::MessageLoop::RunTask()
#12 0x55c4cff9e9ec base::MessageLoop::DeferOrRunPendingTask()
#13 0x55c4cff9eda6 base::MessageLoop::DoWork()
#14 0x55c4cffa0baa base::(anonymous namespace)::WorkSourceDispatch()
#15 0x7f197a475e04 g_main_context_dispatch
#16 0x7f197a476048 <unknown>
#17 0x7f197a4760ec g_main_context_iteration
#18 0x55c4cffa0986 base::MessagePumpGlib::Run()
#19 0x55c4cff9e4b5 base::MessageLoop::RunHandler()
#20 0x55c4cffc6cdc base::RunLoop::Run()
#21 0x55c4cfe344cf ChromeBrowserMainParts::MainMessageLoopRun()
#22 0x55c4ce839762 content::BrowserMainLoop::RunMainMessageLoopParts()
#23 0x55c4ce83c9a7 content::BrowserMainRunnerImpl::Run()
#24 0x55c4ce834a18 content::BrowserMain()
#25 0x55c4cfb62e1f content::RunNamedProcessTypeMain()
#26 0x55c4cfb63b82 content::ContentMainRunnerImpl::Run()
#27 0x55c4cfb6b244 service_manager::Main()
#28 0x55c4cfb62682 content::ContentMain()
#29 0x55c4ce2acdc1 ChromeMain
#30 0x7f1974e94f45 __libc_start_main
#31 0x55c4ce2acc2d <unknown>