The accelerator is correct to use, as it will activate the buddy associated to to label... which is wrong, as quickTileLabel does not exist.
Did you try changing the buddy of quickTileLabel to kcfg_ElectricBorderTiling?
Re: Commit subject line
Please use more descriptive subject lines and put the BUG keyword in the commit message.
How do I close this revision and also will the bug will get close itself?
Since the commit message doesn't have a link to this revision, I guess the only option is to abandon it?