mapreproject: Fix invalid arguments for QImage::pixel.
mapreproject: Fix invalid arguments for QImage::pixel.

tzapzoor/marble,adraghici/marble,tzapzoor/marble,rku/marble,quannt24/marble,David-Gil/marble-dev,tucnak/marble,David-Gil/marble-dev,utkuaydin/marble,tzapzoor/marble,quannt24/marble,adraghici/marble,utkuaydin/marble,probonopd/marble,David-Gil/marble-dev,probonopd/marble,adraghici/marble,Earthwings/marble,oberluz/marble,tzapzoor/marble,rku/marble,Earthwings/marble,tzapzoor/marble,David-Gil/marble-dev,Earthwings/marble,utkuaydin/marble,probonopd/marble,quannt24/marble,oberluz/marble,tzapzoor/marble,Earthwings/marble,AndreiDuma/marble,rku/marble,rku/marble,tucnak/marble,tucnak/marble,oberluz/marble,quannt24/marble,AndreiDuma/marble,adraghici/marble,quannt24/marble,tucnak/marble,Earthwings/marble,AndreiDuma/marble,utkuaydin/marble,AndreiDuma/marble,tzapzoor/marble,rku/marble,tucnak/marble,AndreiDuma/marble,probonopd/marble,utkuaydin/marble,rku/marble,oberluz/marble,quannt24/marble,tucnak/marble,probonopd/marble,probonopd/marble,adraghici/marble,tzapzoor/marble,probonopd/marble,David-Gil/marble-dev,AndreiDuma/marble,Earthwings/marble,oberluz/marble,quannt24/marble,David-Gil/marble-dev,adraghici/marble,tucnak/marble,utkuaydin/marble,oberluz/marble