Function GraphUpdateObject.WillUpdateNode
        
                WillUpdateNode
        
                (GraphNode node)
    
            
            Should be called on every node which is updated with this GUO before it is updated.
                Public
            
        void WillUpdateNode (
node  |         The node to save fields for. If null, nothing will be done  | 
                
Should be called on every node which is updated with this GUO before it is updated.