Slight fix to new CPWindowController mechanics.
Slight fix to new CPWindowController mechanics.

Reviewed by me.

rgv151/cappuccino,FrankReh/cappuccino,FrankReh/cappuccino,rgv151/cappuccino,tolmasky/cappuccino,krodelin/cappuccino,rgv151/cappuccino,zittix/cappuccino,akshell/cappuccino,zittix/cappuccino,cappuccino/cappuccino,280north/cappuccino,Dogild/cappuccino,akshell/cappuccino,primalmotion/cappuccino,Rosch/cappuccino,primalmotion/cappuccino,zittix/cappuccino,mrcarlberg/cappuccino,cacaodev/cappuccino,koamac/Cappuccino,primalmotion/cappuccino,kidaa/cappuccino,mrcarlberg/cappuccino,wangshijin/cappuccino,deltaprojects/cappuccino,jiangshen/cappuccino,Rosch/cappuccino,enquora/cappuccino,wangshijin/cappuccino,daboe01/cappuccino,mrcarlberg/cappuccino,mrcarlberg/cappuccino,cacaodev/cappuccino,Dogild/cappuccino,FrankReh/cappuccino,AlexanderMazaletskiy/cappuccino,daboe01/cappuccino,Rosch/cappuccino,kidaa/cappuccino,koamac/Cappuccino,AlexanderMazaletskiy/cappuccino,AlexanderMazaletskiy/cappuccino,FrankReh/cappuccino,rgv151/cappuccino,enquora/cappuccino,deltaprojects/cappuccino,Dogild/cappuccino,FrankReh/cappuccino,primalmotion/cappuccino,koamac/Cappuccino,mrcarlberg/cappuccino,280north/cappuccino,deltaprojects/cappuccino,primalmotion/cappuccino,Rosch/cappuccino,280north/cappuccino,enquora/cappuccino,kidaa/cappuccino,eventualbuddha/cappuccino,zittix/cappuccino,koamac/Cappuccino,280north/cappuccino,tancred/cappuccino,tolmasky/cappuccino,dgvivero/CappCoreData,koamac/Cappuccino,deltaprojects/cappuccino,enquora/cappuccino,tolmasky/cappuccino,tancred/cappuccino,Rosch/cappuccino,zittix/cappuccino,deltaprojects/cappuccino,mrcarlberg/cappuccino,krodelin/cappuccino,Dogild/cappuccino,cappuccino/cappuccino,tancred/cappuccino,mrcarlberg/cappuccino,eventualbuddha/cappuccino,wangshijin/cappuccino,krodelin/cappuccino,dgvivero/CappCoreData,kidaa/cappuccino,AlexanderMazaletskiy/cappuccino,eventualbuddha/cappuccino,wangshijin/cappuccino,krodelin/cappuccino,dgvivero/CappCoreData,kidaa/cappuccino,cappuccino/cappuccino,cacaodev/cappuccino,krodelin/cappuccino,AlexanderMazaletskiy/cappuccino,koamac/Cappuccino,rgv151/cappuccino,krodelin/cappuccino,daboe01/cappuccino,dgvivero/CappCoreData,zittix/cappuccino,cacaodev/cappuccino,zittix/cappuccino,primalmotion/cappuccino,FrankReh/cappuccino,cacaodev/cappuccino,deltaprojects/cappuccino,cacaodev/cappuccino,Dogild/cappuccino,akshell/cappuccino,tolmasky/cappuccino,enquora/cappuccino,cappuccino/cappuccino,eventualbuddha/cappuccino,cacaodev/cappuccino,AlexanderMazaletskiy/cappuccino,cappuccino/cappuccino,tancred/cappuccino,rgv151/cappuccino,enquora/cappuccino,tolmasky/cappuccino,FrankReh/cappuccino,wangshijin/cappuccino,jiangshen/cappuccino,rgv151/cappuccino,akshell/cappuccino,FrankReh/cappuccino,dgvivero/CappCoreData,tancred/cappuccino,enquora/cappuccino,tancred/cappuccino,Dogild/cappuccino,daboe01/cappuccino,Dogild/cappuccino,daboe01/cappuccino,cappuccino/cappuccino,280north/cappuccino,cappuccino/cappuccino,daboe01/cappuccino,Rosch/cappuccino,wangshijin/cappuccino,Rosch/cappuccino,mrcarlberg/cappuccino,kidaa/cappuccino,daboe01/cappuccino,primalmotion/cappuccino,deltaprojects/cappuccino,krodelin/cappuccino