message: Don't include NULL in ID3D12CommandQueueDownlevel::Present marker
diff: @@ -793,7 +793,7 @@ HRESULT STDMETHODCALLTYPE WrappedID3D12CommandQueue::Present(
  // add a marker
  const char str[] = "ID3D12CommandQueueDownlevel::Present()";
  - list->SetMarker(PIX_EVENT_ANSI_VERSION, str, sizeof(str));
  + list->SetMarker(PIX_EVENT_ANSI_VERSION, str, sizeof(str) - 1);
  // the list is implicitly closed, serialise that
  D3D12ResourceRecord *listRecord = GetRecord(list);
  