message: Comment out Serialize declaration, too.
diff: @@ -159,7 +159,7 @@ public:
  virtual bool ShouldTickIfViewportsOnly() const override;
  virtual void Tick(float DeltaSeconds) override;
  virtual void PostLoad() override;
  - virtual void Serialize(FArchive& Ar) override;
  + // virtual void Serialize(FArchive& Ar) override;
  protected:
  /**
  