- fix memory leak - avoid unnecessary string conversion.
- fix memory leak
- avoid unnecessary string conversion.

svn path=/trunk/KDE/kdepim/; revision=534374

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi