319       fml::MakeCopyable([engine = std::move(engine_), &ui_latch]() mutable {  in ~Shell()
417   if (!engine_) {  in GetUIIsolateLastError()
420   switch (engine_->GetUIIsolateLastError()) {  in GetUIIsolateLastError()
439   if (!engine_) {  in EngineHasLivePorts()
442   return engine_->UIIsolateHasLivePorts();  in EngineHasLivePorts()
462   engine_ = std::move(engine);  in Setup()
468   weak_engine_ = engine_->GetWeakPtr();  in Setup()
555   auto ui_task = [engine = engine_->GetWeakPtr(),                      //  in OnPlatformViewCreated()
648   auto ui_task = [engine = engine_->GetWeakPtr(),  in OnPlatformViewDestroyed()
694       [engine = engine_->GetWeakPtr(), metrics]() {  in OnPlatformViewSetViewportMetrics()
708       [engine = engine_->GetWeakPtr(), message = std::move(message)] {  in OnPlatformViewDispatchPlatformMessage()
723       [engine = engine_->GetWeakPtr(), packet = std::move(packet),  in OnPlatformViewDispatchPointerDataPacket()
740       [engine = engine_->GetWeakPtr(), id, action, args = std::move(args)] {  in OnPlatformViewDispatchSemanticsAction()
753       [engine = engine_->GetWeakPtr(), enabled] {  in OnPlatformViewSetSemanticsEnabled()
766       [engine = engine_->GetWeakPtr(), flags] {  in OnPlatformViewSetAccessibilityFeatures()
828   task_runners_.GetUITaskRunner()->PostTask([engine = engine_->GetWeakPtr()]() {  in OnPlatformViewMarkTextureFrameAvailable()
853   if (engine_) {  in OnAnimatorBeginFrame()
854     engine_->BeginFrame(frame_time);  in OnAnimatorBeginFrame()
863   if (engine_) {  in OnAnimatorNotifyIdle()
864     engine_->NotifyIdle(deadline);  in OnAnimatorNotifyIdle()
1098       engine_->GetUIIsolateMainPort(),  in GetServiceProtocolDescription()
1099       engine_->GetUIIsolateName(),  in GetServiceProtocolDescription()
1218   if (engine_->Restart(std::move(configuration))) {  in OnServiceProtocolRunInView()
1257   response.AddMember("fps", engine_->GetDisplayRefreshRate(),  in OnServiceProtocolGetDisplayRefreshRate()
1283   if (engine_->UpdateAssetManager(std::move(asset_manager))) {  in OnServiceProtocolSetAssetBundlePath()