[vtkusers] Problem with QVTKWidget not expanding in win7.

[John Drescher]

> I am using QVTKWidget on Win7 and Qt 4.7.3 without a problem. It also worked
> without a problem with earlier versions of Qt (4.7.2, 4.6, etc).
>
> I didn't know there was a QVTKWidget2.

Agreed, Same here.

John