Forward port of:
Forward port of:

SVN commit 506589 by tilladam:

Don't circumvent the scheduler when handling cancel messages, because
otherwise proper schedulingID conversion does not happen. 
(proko2 issue1109)

svn path=/trunk/KDE/kdepim/; revision=509093

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