[D3D12] Persistent shader and PSO storage

src/xenia/gpu/trace_viewer.cc

@@ -122,7 +122,7 @@ bool TraceViewer::Setup() {
   window_->Resize(1920, 1200);
 
   // Create the emulator but don't initialize so we can setup the window.
-  emulator_ = std::make_unique<Emulator>(L"", L"");
+  emulator_ = std::make_unique<Emulator>(L"", L"", L"");
   X_STATUS result = emulator_->Setup(
       window_.get(), nullptr, [this]() { return CreateGraphicsSystem(); },
       nullptr);