[Lazarus] Prevent visual updates

[Marco van de Voort]

On Sun, Mar 30, 2014 at 06:38:06PM +0100, Graeme Geldenhuys wrote:
> > Did you try setting "DoubleBuffererd := True;" in the Form OnCreate event?.
> 
> Why isn't DoubleBuffered enabled by default in LCL?  I always thought
> that odd.

I assume because the widgetset might already doublebuffer?