mutable TSharedPtr< FSlowTaskStack > ScopeStackSharedPtr
Points to the ScopeStack above when initialized - this is because Slate wants a TSharedPtr, but we don't want to allocate
mutable TSharedPtr< FSlowTaskStack > ScopeStackSharedPtr
Points to the ScopeStack above when initialized - this is because Slate wants a TSharedPtr, but we don't want to allocate