Fix a incorrect class cast in GameControllerPreferenceCtrl

Also convert the controller to TogglePrefCtrl, and register it in xml.

Change-Id: Ifbc95364b47690117b2875cba1cdc4761ad205be
Merged-In: Ifbc95364b47690117b2875cba1cdc4761ad205be
Fixes: 71972185
Test: make RunSettingsRoboTests
4 files changed