Optimization of rowForItem (and thus indexForItem)
Optimization of rowForItem (and thus indexForItem)

svn path=/trunk/KDE/kdepim/; revision=696318

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