Chrome Version: 70.0.3515.1
OS: Windows 10

0x54f321bd	(chrome.dll -logging.cc:863 )	logging::LogMessage::~LogMessage()
0x5720d713	(chrome.dll -toolbar_actions_bar.cc:226 )	ToolbarActionsBar::GetIconCount()
0x551af48a	(chrome.dll -toolbar_actions_bar.cc:159 )	ToolbarActionsBar::GetFullSize()
0x55078afa	(chrome.dll -browser_actions_container.cc:339 )	BrowserActionsContainer::CalculatePreferredSize()
0x561387f7	(chrome.dll -view.cc:429 )	views::View::GetMinimumSize()
0x56ea008b	(chrome.dll -scroll_view.cc:349 )	views::ScrollView::CalculatePreferredSize()
0x579da669	(chrome.dll -extension_toolbar_menu_view.cc:62 )	ExtensionToolbarMenuView::CalculatePreferredSize()
0x55060cbe	(chrome.dll -view.cc:445 )	views::View::SizeToPreferredSize()
0x579da725	(chrome.dll -extension_toolbar_menu_view.cc:83 )	ExtensionToolbarMenuView::Layout()
0x579da892	(chrome.dll -extension_toolbar_menu_view.cc:113 )	ExtensionToolbarMenuView::OnToolbarActionsBarDidStartResize()
0x551af421	(chrome.dll -toolbar_actions_bar.cc:713 )	ToolbarActionsBar::ResizeDelegate(gfx::Tween::Type)
0x5720e74c	(chrome.dll -toolbar_actions_bar.cc:616 )	ToolbarActionsBar::OnToolbarActionAdded(ToolbarActionsModel::ToolbarItem const &,int)
0x57428052	(chrome.dll -toolbar_actions_model.cc:357 )	ToolbarActionsModel::AddItem(ToolbarActionsModel::ToolbarItem const &)
0x57427b21	(chrome.dll -toolbar_actions_model.cc:313 )	ToolbarActionsModel::AddExtension(extensions::Extension const *)
0x57427ac3	(chrome.dll -toolbar_actions_model.cc:211 )	ToolbarActionsModel::OnExtensionLoaded(content::BrowserContext *,extensions::Extension const *)
0x54fa65be	(chrome.dll -extension_registry.cc:64 )	extensions::ExtensionRegistry::TriggerOnLoaded(extensions::Extension const *)
0x54fa51d2	(chrome.dll -extension_registrar.cc:455 )	extensions::ExtensionRegistrar::ActivateExtension(extensions::Extension const *,bool)
0x55f7394b	(chrome.dll -extension_registrar.cc:497 )	extensions::ExtensionRegistrar::ReplaceReloadedExtension(scoped_refptr<extensions::Extension const >)
0x54fa26a3	(chrome.dll -extension_registrar.cc:101 )	extensions::ExtensionRegistrar::AddExtension(scoped_refptr<extensions::Extension const >)
0x54fa23a9	(chrome.dll -extension_service.cc:1197 )	extensions::ExtensionService::AddExtension(extensions::Extension const *)
0x56a682ce	(chrome.dll -installed_loader.cc:254 )	extensions::InstalledLoader::Load(extensions::ExtensionInfo const &,bool)
0x565b7af1	(chrome.dll -extension_service.cc:621 )	extensions::ExtensionService::LoadExtensionForReload(std::basic_string<char,std::char_traits<char>,std::allocator<char> > const &,base::FilePath const &,extensions::ExtensionRegistrar::LoadErrorBehavior)
0x55f743dc	(chrome.dll -extension_registrar.cc:345 )	extensions::ExtensionRegistrar::ReloadExtension(std::basic_string<char,std::char_traits<char>,std::allocator<char> >,extensions::ExtensionRegistrar::LoadErrorBehavior)
0x565b7bbf	(chrome.dll -extension_service.cc:636 )	extensions::ExtensionService::ReloadExtension(std::basic_string<char,std::char_traits<char>,std::allocator<char> > const &)
0x55bce16e	(chrome.dll -bind_internal.h:658 )	base::internal::Invoker<base::internal::BindState<void (CastDeviceProvider::*)(const std::basic_string<char,std::char_traits<char>,std::allocator<char> > &) __attribute__((thiscall)),base::WeakPtr<CastDeviceProvider>,std::basic_string<char,std::char_traits<char>,std::allocator<char> > >,void ()>::RunOnce
0x54e3c145	(chrome.dll -task_annotator.cc:101 )	base::debug::TaskAnnotator::RunTask(char const *,base::PendingTask *)
0x54e3eae6	(chrome.dll -message_loop.cc:431 )	base::MessageLoop::RunTask(base::PendingTask *)
...

The failing DCHECK is firing with log-message:
"FATAL:toolbar_actions_bar.cc(226)] Check failed: model_->toolbar_items().size() == toolbar_actions_.size() (10 vs. 9)."

Not sure if this is a regression, or just a rarely-hit mismatch situation.