unshadow loop variable

This confuses MSVC.

Change-Id: I5751eceef8b7bcf15fe4482ecedad47e0322735c
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>
build with Qt4

Change-Id: I6a7e9d81b7c354eaf98c159b684cc948db683b07
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>